:root {
  --cream: #F6F1E8;
  --ink: #10264B;
  --slate: #66717A;
  --line: #D8CDBB;
  --brass: #B87932;
  --purple: #653E8B;
  --green: #39531E;
  --amber: #F7D790;
  --white: #fff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--cream);
  color: #252A2E;
  font: 16px/1.6 Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
}

h1, h2, h3 {
  font-family: "Cormorant Garamond", Georgia, serif;
  color: var(--ink);
  line-height: 1.08;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); margin: 0 0 18px; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 3vw, 2.75rem); margin: 0 0 18px; }
h3 { font-size: 1.5rem; margin: 0 0 12px; }

p { margin: 0 0 18px; }

a { color: var(--ink); text-decoration-thickness: 2px; text-underline-offset: 3px; }
a:hover { color: var(--brass); }

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 28px;
}

/* Header */
.site-header {
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.wordmark { height: 44px; width: auto; }

/* Hero */
.hero {
  padding: 72px 0 60px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.hero-text { max-width: 560px; }
.hero-mark { width: 100%; max-width: 380px; justify-self: center; border-radius: 28px; box-shadow: 0 22px 60px rgba(16, 38, 75, 0.12); }
.eyebrow {
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 800;
  font-size: 0.78rem;
  color: #7B5E45;
  margin: 0 0 14px;
}
.lede {
  font-size: 1.25rem;
  color: var(--slate);
  max-width: 540px;
  margin-top: 18px;
}
.button {
  display: inline-block;
  background: var(--ink);
  color: var(--white) !important;
  text-decoration: none;
  border-radius: 999px;
  padding: 14px 26px;
  font-weight: 800;
  margin-top: 22px;
  transition: background 0.2s;
}
.button:hover { background: var(--brass); }

/* Editorial section */
.section { padding: 64px 0; }
.panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 36px;
  box-shadow: 0 16px 48px rgba(16, 38, 75, 0.06);
}

/* Banner section */
.banner-section { padding: 32px 0 72px; }
.banner-frame {
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 22px 64px rgba(16, 38, 75, 0.14);
}
.banner-frame img { width: 100%; display: block; }

/* Footer */
.site-footer {
  background: var(--ink);
  color: var(--white);
  padding: 56px 0;
  margin-top: 72px;
}
.site-footer .wrap {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.footer-avatar { height: 84px; width: 84px; border-radius: 18px; }
.footer-text { color: #D8CDBB; }
.footer-text h3 { color: var(--white); margin: 0 0 6px; font-size: 1.35rem; }
.footer-text p { margin: 0; font-size: 0.92rem; }

/* Article (guide page) */
article.guide {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 56px 48px;
  margin: 48px 0;
  box-shadow: 0 22px 56px rgba(16, 38, 75, 0.08);
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}
article.guide h1 { font-size: clamp(2rem, 4vw, 3.25rem); margin-bottom: 24px; }
article.guide h2 { font-size: 1.75rem; margin-top: 2em; }
article.guide h3 { font-size: 1.2rem; margin-top: 1.6em; }
article.guide ul, article.guide ol { padding-left: 1.4rem; }
article.guide .checklist { list-style: none; padding-left: 0; }
article.guide .checklist li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin: 0.5rem 0;
}
article.guide .box {
  width: 1.05rem;
  height: 1.05rem;
  border: 2px solid var(--green);
  border-radius: 0.2rem;
  margin-top: 0.3rem;
  flex: 0 0 auto;
}
article.guide code {
  background: #F3F0E5;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.05rem 0.35rem;
  font-size: 0.92em;
}
article.guide .note { color: var(--slate); font-size: 0.95rem; }
.back-link {
  display: inline-block;
  margin-top: 24px;
  font-weight: 700;
  font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 48px 0 36px;
    gap: 32px;
  }
  .hero-mark { max-width: 280px; }
  article.guide { padding: 40px 28px; border-radius: 22px; }
  .site-footer .wrap { flex-direction: column; align-items: flex-start; }
}