:root {
  color-scheme: light;
  --bg: #f7f4ef;
  --panel: #fffaf2;
  --ink: #201b15;
  --muted: #71675d;
  --line: #dccfbd;
  --brand: #8c3f2d;
  --brand-dark: #5e2c22;
  --accent: #0f766e;
  --warn: #b45309;
  --danger: #b91c1c;
  --shadow: 0 18px 45px rgba(55, 38, 22, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(135deg, rgba(140, 63, 45, 0.14), rgba(15, 118, 110, 0.08)),
    repeating-linear-gradient(90deg, rgba(32, 27, 21, 0.035) 0 1px, transparent 1px 78px);
}

a {
  color: var(--brand);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--brand-dark);
}

header,
main,
footer {
  width: min(880px, calc(100% - 32px));
  margin: 0 auto;
}

header {
  padding: 48px 0 18px;
}

main {
  background: rgba(255, 250, 242, 0.92);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 34px;
}

footer {
  padding: 28px 0 44px;
  color: var(--muted);
  font-size: 0.92rem;
}

h1,
h2,
h3 {
  line-height: 1.18;
}

h1 {
  margin: 0 0 10px;
  color: var(--brand-dark);
  font-size: clamp(2rem, 5vw, 3.4rem);
  letter-spacing: 0;
}

h2 {
  margin: 2.2rem 0 0.75rem;
  color: var(--brand-dark);
  font-size: 1.32rem;
}

h3 {
  margin: 1.6rem 0 0.55rem;
  color: var(--brand-dark);
  font-size: 1.08rem;
}

p {
  margin: 0.75rem 0;
}

ul,
ol {
  padding-left: 1.45rem;
}

li {
  margin: 0.45rem 0;
}

strong {
  color: #15110d;
}

code {
  background: rgba(32, 27, 21, 0.08);
  border: 1px solid rgba(32, 27, 21, 0.08);
  border-radius: 4px;
  padding: 0.1em 0.28em;
}

.eyebrow {
  margin: 0 0 0.6rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.lede {
  max-width: 680px;
  color: var(--muted);
  font-size: 1.1rem;
}

.meta,
.nav,
.fineprint {
  color: var(--muted);
  font-size: 0.92rem;
}

.nav {
  margin: 0 0 1rem;
}

.nav a {
  color: inherit;
}

.hero {
  background:
    linear-gradient(135deg, rgba(94, 44, 34, 0.94), rgba(15, 118, 110, 0.82)),
    #5e2c22;
  color: #fffaf2;
  border: 0;
}

.hero h1,
.hero h2,
.hero strong {
  color: #fffaf2;
}

.hero a {
  color: #ffe4bc;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  padding-left: 0;
  list-style: none;
}

.card {
  min-height: 100%;
  padding: 18px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.card strong {
  display: block;
  margin-bottom: 4px;
}

.card small {
  display: block;
  color: var(--muted);
  font-size: 0.92rem;
}

.callout {
  margin: 1.5rem 0;
  padding: 1rem 1.1rem;
  background: rgba(185, 28, 28, 0.08);
  border: 1px solid rgba(185, 28, 28, 0.22);
  border-left: 5px solid var(--danger);
  border-radius: 8px;
}

.callout.warn {
  background: rgba(180, 83, 9, 0.1);
  border-color: rgba(180, 83, 9, 0.25);
  border-left-color: var(--warn);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 1.25rem;
}

.button {
  display: inline-block;
  padding: 0.72rem 1rem;
  color: #fffaf2;
  background: var(--brand);
  border-radius: 8px;
  font-weight: 750;
  text-decoration: none;
}

.button.secondary {
  color: var(--brand-dark);
  background: #f2e5d2;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #14110e;
    --panel: #211b16;
    --ink: #f5eadb;
    --muted: #c9b8a4;
    --line: #4b3b2e;
    --brand: #f0b36f;
    --brand-dark: #ffd9a1;
    --accent: #5eead4;
    --shadow: 0 18px 45px rgba(0, 0, 0, 0.36);
  }

  body::before {
    background:
      linear-gradient(135deg, rgba(240, 179, 111, 0.1), rgba(94, 234, 212, 0.06)),
      repeating-linear-gradient(90deg, rgba(255, 250, 242, 0.035) 0 1px, transparent 1px 78px);
  }

  main {
    background: rgba(33, 27, 22, 0.94);
  }

  strong {
    color: #fff8ed;
  }

  .card {
    background: rgba(255, 250, 242, 0.055);
  }

  .button.secondary {
    color: #fff8ed;
    background: #3b3027;
  }
}

@media (max-width: 640px) {
  header {
    padding-top: 34px;
  }

  main {
    padding: 24px 18px;
  }
}