:root {
  --navy: #1b365d;
  --navy-deep: #12243f;
  --teal: #1b4d6e;
  --gold: #c4a35a;
  --ink: #1d2430;
  --muted: #5b6573;
  --paper: #f6f3ec;
  --card: #ffffff;
  --line: #d9d2c5;
  --ok: #216c4a;
  --ok-bg: #e7f4ec;
  --warn: #8a5a12;
  --warn-bg: #f8efd8;
  --error: #8a2430;
  --error-bg: #f8e6e8;
  --info: #1b365d;
  --info-bg: #e8eef6;
  --shadow: 0 12px 32px rgba(18, 36, 63, 0.08);
  --radius: 16px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Source Sans 3", "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}

h1,
h2,
h3,
.brand-name {
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  letter-spacing: -0.02em;
}

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

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  background: var(--navy);
  color: #fff;
  padding: 0.5rem 0.75rem;
  z-index: 10;
}

.skip-link:focus {
  top: 0.75rem;
}

.wrap {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  background: var(--navy);
  color: #fff;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--navy-deep);
  font-weight: 700;
}

.eyebrow,
.panel-kicker,
.kicker {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  font-weight: 700;
}

.eyebrow {
  color: #d7c9a3;
}

.brand-name {
  margin: 0;
  font-size: 1.15rem;
}

.site-nav {
  display: flex;
  gap: 1rem;
}

.site-nav a {
  color: #fff;
  text-decoration: none;
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a:focus {
  text-decoration: underline;
}

.demo-banner {
  margin: 0;
  padding: 0.55rem 1rem;
  text-align: center;
  background: #efe4c4;
  color: #5c4714;
  font-size: 0.92rem;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.85fr);
  gap: 2rem;
  padding: 2.5rem 0 3rem;
}

.kicker {
  color: var(--teal);
}

h1 {
  margin: 0.35rem 0 0.75rem;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  color: var(--navy-deep);
}

.lede {
  font-size: 1.12rem;
  color: var(--muted);
  max-width: 40rem;
}

.quick-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0;
  margin: 1.5rem 0 2rem;
  list-style: none;
}

.quick-facts li {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  font-size: 0.92rem;
}

.cards h2,
.steps h2,
.panel-card h2 {
  margin-top: 0;
  color: var(--navy);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.card,
.panel-card,
.steps {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card,
.steps {
  padding: 1rem 1.1rem;
}

.card h3 {
  margin: 0 0 0.35rem;
}

.card p,
.steps p,
.panel-card p {
  margin: 0;
  color: var(--muted);
}

.steps {
  margin-top: 1.25rem;
}

.steps ol {
  margin: 0.75rem 0;
  padding-left: 1.2rem;
}

.note {
  font-size: 0.92rem;
}

.side-panel {
  position: sticky;
  top: 1rem;
  align-self: start;
}

.panel-card {
  padding: 1.25rem 1.3rem 1.4rem;
  min-height: 28rem;
}

.panel-kicker {
  color: var(--gold);
}

.panel-card h2 {
  margin-bottom: 0.5rem;
}

.status {
  margin: 1.1rem 0;
  padding: 0.85rem 0.95rem;
  border-radius: 12px;
  background: var(--info-bg);
  color: var(--info);
}

.status[data-tone="ok"] {
  background: var(--ok-bg);
  color: var(--ok);
}

.status[data-tone="warn"] {
  background: var(--warn-bg);
  color: var(--warn);
}

.status[data-tone="error"] {
  background: var(--error-bg);
  color: var(--error);
}

.status p {
  margin: 0.35rem 0 0;
  color: inherit;
}

.status code,
.note code,
.panel-card code,
.footer-inner code,
.steps code {
  font-size: 0.88em;
}

.open-chat {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 0 1rem;
  padding: 0.55rem 1rem;
  border: 0;
  border-radius: 999px;
  background: var(--navy);
  color: #fff;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.open-chat:hover,
.open-chat:focus {
  background: var(--teal);
}

.open-chat[hidden] {
  display: none;
}

.sample-prompts {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
}

.site-footer {
  background: var(--navy-deep);
  color: #d7deea;
  padding: 1.25rem 0;
  font-size: 0.92rem;
}

.footer-inner p {
  margin: 0.25rem 0;
}

@media (max-width: 860px) {
  .header-inner,
  .layout {
    display: flex;
    flex-direction: column;
  }

  .site-nav {
    flex-wrap: wrap;
    padding-bottom: 0.85rem;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .side-panel {
    position: static;
    width: 100%;
  }

  .panel-card {
    min-height: 0;
  }
}