:root {
  --bg: #f3efe7;
  --panel: #fffaf2;
  --ink: #1f2a24;
  --muted: #5e685f;
  --accent: #1f7a59;
  --accent-dark: #155641;
  --line: #d9d1c1;
  --user: #d9efe4;
  --bot: #f4ead4;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(31, 122, 89, 0.12), transparent 28%),
    linear-gradient(180deg, #f5f1e8 0%, #efe7d9 100%);
}

.page {
  max-width: 1080px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.hero {
  margin-bottom: 24px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 12px;
  color: var(--accent-dark);
  margin-bottom: 8px;
}

h1,
h2 {
  margin-top: 0;
}

.lead {
  max-width: 740px;
  color: var(--muted);
  line-height: 1.6;
}

.panel {
  background: rgba(255, 250, 242, 0.92);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 18px 45px rgba(58, 46, 24, 0.08);
}

.grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 20px;
}

.chat-box {
  min-height: 180px;
  max-height: 420px;
  overflow-y: auto;
  padding-right: 8px;
  margin-bottom: 16px;
}

.bubble {
  border-radius: 18px;
  padding: 14px 16px;
  margin-bottom: 14px;
  line-height: 1.5;
}

.bubble.user {
  background: var(--user);
}

.bubble.bot {
  background: var(--bot);
}

.label {
  display: inline-block;
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.bubble p,
.empty-state,
.unanswered p {
  margin: 0;
}

.stack {
  display: grid;
  gap: 12px;
}

textarea,
input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fffdf8;
  color: var(--ink);
  font: inherit;
}

button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font: inherit;
  font-weight: 700;
  color: white;
  background: var(--accent);
  cursor: pointer;
}

button:hover {
  background: var(--accent-dark);
}

.secondary {
  margin-top: 12px;
  background: #7a6550;
}

.actions {
  display: flex;
  justify-content: flex-start;
}

.unanswered ul {
  margin: 0;
  padding-left: 18px;
}

@media (max-width: 820px) {
  .grid {
    grid-template-columns: 1fr;
  }
}