:root {
  color-scheme: dark;
  --bg: #08101d;
  --panel: #111b2d;
  --panel-2: #16243a;
  --text: #edf4ff;
  --muted: #9fb1ca;
  --line: rgba(255, 255, 255, 0.08);
  --gold: #f5c76a;
  --cyan: #56d4c2;
  --danger: #ff8b8b;
  --radius: 22px;
  --shadow: 0 30px 60px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(86, 212, 194, 0.15), transparent 30%),
    radial-gradient(circle at top left, rgba(245, 199, 106, 0.16), transparent 26%),
    var(--bg);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

.shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.hero,
.page-card,
.chat-shell {
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero {
  padding: 32px;
  margin-bottom: 24px;
}

.eyebrow {
  display: inline-flex;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(245, 199, 106, 0.1);
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  margin-top: 16px;
  font-size: clamp(32px, 4vw, 54px);
  line-height: 1.06;
}

.lead {
  margin-top: 16px;
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions,
.page-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.btn,
.btn-secondary,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
}

.btn {
  background: linear-gradient(135deg, var(--gold), #ffd98f);
  color: #161616;
}

.btn-secondary {
  background: linear-gradient(135deg, var(--cyan), #8ef2e3);
  color: #0e1725;
}

.btn-ghost {
  border: 1px solid var(--line);
  color: var(--text);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
}

.card h3 {
  margin-top: 10px;
  font-size: 22px;
}

.card p,
.list,
.subtle {
  color: var(--muted);
}

.list {
  margin-top: 14px;
  padding-left: 18px;
}

.section {
  margin-top: 24px;
}

.page-card {
  padding: 28px;
}

.page-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1.2fr .8fr;
}

.page-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px;
}

.badge-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.badge {
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(86, 212, 194, 0.12);
  color: var(--cyan);
  font-size: 13px;
}

.metric {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.metric:last-child {
  border-bottom: 0;
}

.metric strong {
  font-size: 20px;
}

.chat-shell {
  max-width: 760px;
  padding: 24px;
}

.msg {
  margin-top: 14px;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
}

.msg.bot {
  background: rgba(86, 212, 194, 0.08);
}

.msg.user {
  background: rgba(245, 199, 106, 0.08);
}

.options {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.option {
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  color: var(--text);
  font-weight: 600;
}

.footer-note {
  margin-top: 24px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 860px) {
  .page-grid {
    grid-template-columns: 1fr;
  }
}