:root {
  --paper: #fffaf0;
  --field: #f4f0df;
  --ink: #26351b;
  --muted: #6e745f;
  --olive: #536b3b;
  --line: rgba(93, 79, 56, 0.14);
  --border: #d8ccb2;
  --shadow: rgba(38, 53, 27, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    var(--field);
  background-size: 100% 28px;
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.75;
}

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 30px 18px 56px;
}

.guide-shell {
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    var(--paper);
  background-size: 100% 28px;
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 18px 46px var(--shadow);
  padding: clamp(22px, 4vw, 42px);
}

.back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
  color: var(--olive);
  font-weight: 900;
  text-decoration: none;
}

.kicker {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 8px 0 12px;
  font-size: clamp(30px, 6vw, 48px);
  line-height: 1.12;
}

.lead {
  max-width: 760px;
  color: var(--muted);
  font-size: 16px;
  font-weight: 700;
}

.guide-steps,
.guide-section {
  margin-top: 26px;
  padding: 18px;
  border: 1px solid rgba(158, 139, 96, 0.30);
  border-radius: 8px;
  background: rgba(255, 250, 238, 0.58);
}

.guide-use-cases {
  margin-top: 30px;
  padding: 20px;
  border: 1px solid rgba(83, 107, 59, 0.28);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 250, 238, 0.76), rgba(236, 241, 226, 0.72));
}

.section-kicker {
  color: var(--olive);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.guide-use-cases h2 {
  margin: 4px 0 8px;
  font-size: 24px;
}

.guide-use-cases p {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.use-case-card {
  min-width: 0;
  padding: 14px;
  border: 1px solid rgba(158, 139, 96, 0.28);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.52);
}

.use-case-card h3 {
  margin: 0 0 7px;
  font-size: 15px;
  line-height: 1.35;
}

.use-case-card p {
  font-size: 13px;
  line-height: 1.65;
}

.guide-steps h2,
.guide-section h2 {
  margin: 0 0 12px;
  font-size: 20px;
}

.guide-steps ol {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: guide-step;
}

.guide-steps li {
  counter-increment: guide-step;
  display: grid;
  gap: 6px;
  align-content: start;
  min-width: 0;
  padding: 12px;
  border: 1px solid rgba(158, 139, 96, 0.24);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.46);
}

.guide-steps li::before {
  content: counter(guide-step);
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: var(--olive);
  color: #fffaf0;
  font-weight: 900;
}

.guide-steps strong {
  font-size: 15px;
}

.guide-steps span,
.guide-section p {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 26px;
}

.guide-card {
  background: rgba(255, 250, 238, 0.72);
  border: 1px solid rgba(158, 139, 96, 0.30);
  border-radius: 8px;
  padding: 16px;
}

.guide-card h2 {
  margin: 0 0 8px;
  font-size: 18px;
}

.guide-card-target {
  width: fit-content;
  max-width: 100%;
  margin-bottom: 9px;
  padding: 4px 8px;
  border: 1px solid rgba(83, 107, 59, 0.22);
  border-radius: 999px;
  background: rgba(236, 241, 226, 0.68);
  color: var(--olive);
  font-size: 11px;
  font-weight: 900;
  line-height: 1.45;
}

.guide-card p {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.guide-story {
  margin-top: 20px;
  padding: 18px;
  border: 1px dashed rgba(158, 139, 96, 0.40);
  border-radius: 8px;
  color: var(--muted);
  font-weight: 750;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #e9e1c9;
  color: var(--ink);
  font-weight: 900;
  text-decoration: none;
}

.cta.primary {
  background: var(--olive);
  border-color: var(--olive);
  color: #fffaf0;
}

@media (max-width: 720px) {
  main {
    padding: 18px 12px 40px;
  }

  .use-case-grid,
  .guide-steps ol,
  .guide-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 721px) and (max-width: 980px) {
  .use-case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}