/* The Lead Lab demo site — shared styles. Plain CSS, no frameworks. */
:root {
  --bg: #faf8f3;
  --ink: #1c1917;
  --muted: #57534e;
  --line: #e7e2d8;
  --accent: #b45309;
  --accent-ink: #fff;
  --card: #ffffff;
  --hero-bg: #1c1917;
  --hero-ink: #faf8f3;
  --radius: 12px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.65;
  font-size: 18px;
}
.sans { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
a { color: var(--accent); }
a:hover { color: #92400e; }
img, svg { max-width: 100%; }

.wrap { max-width: 960px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { border-bottom: 1px solid var(--line); background: var(--bg); position: sticky; top: 0; z-index: 10; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; padding-top: 14px; padding-bottom: 14px; }
.brand { font-weight: 700; font-size: 1.25rem; color: var(--ink); text-decoration: none; letter-spacing: 0.5px; }
.brand .flask { color: var(--accent); }
.site-nav { display: flex; gap: 22px; font-size: 0.95rem; }
.site-nav a { color: var(--muted); text-decoration: none; }
.site-nav a:hover { color: var(--ink); }

/* Hero */
.hero { background: var(--hero-bg); color: var(--hero-ink); padding: 72px 0 64px; }
.hero h1 { font-size: 2.6rem; line-height: 1.15; margin: 0 0 18px; letter-spacing: -0.5px; }
.hero p.lede { font-size: 1.25rem; color: #d6d3cd; max-width: 34em; margin: 0 0 30px; }
.cta-row { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 34px; }
.btn {
  display: inline-block; padding: 14px 26px; border-radius: 999px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 1rem; font-weight: 600; text-decoration: none; border: 2px solid transparent;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: #92400e; color: #fff; }
.btn-ghost { border-color: #a8a29e; color: var(--hero-ink); background: transparent; }
.btn-ghost:hover { border-color: #fff; color: #fff; }
.build-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 0.82rem; color: #d6d3cd; border: 1px solid #44403c; border-radius: 999px;
  padding: 7px 14px;
}
.build-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; display: inline-block; }

/* Sections */
section.block { padding: 56px 0; }
section.block h2 { font-size: 1.9rem; margin: 0 0 10px; letter-spacing: -0.3px; }
.sub { color: var(--muted); max-width: 40em; margin: 0 0 30px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}
.card h3 { margin: 0 0 8px; font-size: 1.15rem; }
.card p { margin: 0; color: var(--muted); font-size: 1rem; }
.card .tag {
  display: inline-block; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
  color: var(--accent); margin-bottom: 10px;
}

/* Sample issue */
.issue { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.issue h3 { margin-top: 0; }
.issue .excerpt { color: var(--muted); font-style: italic; }
.read-note { font-size: 0.95rem; color: var(--muted); }

/* Demo grid */
.demo-card { display: block; text-decoration: none; color: inherit; transition: transform 0.12s ease, box-shadow 0.12s ease; }
.demo-card:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,0.08); color: inherit; }
.demo-card:hover h3 { color: var(--accent); }
.demo-card .go { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; font-weight: 700; color: var(--accent); font-size: 0.95rem; }

/* Subscribe band */
.subscribe-band { background: #fff7ed; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 56px 0; text-align: center; }
.subscribe-band h2 { margin-top: 0; }
.subscribe-band p { color: var(--muted); max-width: 34em; margin: 0 auto 26px; }

/* Footer */
footer { padding: 40px 0 48px; font-size: 0.9rem; color: var(--muted); }
footer .row { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; align-items: center; }
footer .build-badge { color: var(--muted); border-color: var(--line); }

/* Demo disclaimer ribbon */
.demo-ribbon {
  background: #fef3c7; border-bottom: 2px solid #f59e0b; color: #78350f;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 0.9rem; padding: 10px 20px; text-align: center;
}
.demo-ribbon strong { font-weight: 700; }

/* Form demo */
.form-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; max-width: 640px; margin: 0 auto; }
.field { margin-bottom: 20px; }
.field label { display: block; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; font-weight: 600; font-size: 0.95rem; margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border: 1px solid #d6d3d1; border-radius: 8px;
  font-size: 1rem; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: #fff; color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--accent); border-color: var(--accent); }
.field .error { display: none; color: #b91c1c; font-size: 0.85rem; margin-top: 6px; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: #b91c1c; }
.field.invalid .error { display: block; }
.form-note { font-size: 0.85rem; color: var(--muted); margin-top: 16px; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
.success-box { display: none; text-align: center; padding: 48px 24px; }
.success-box .check { font-size: 3rem; margin-bottom: 12px; }
.success-box h3 { margin: 0 0 10px; font-size: 1.5rem; }
.success-box p { color: var(--muted); }
.spinner { display: none; width: 22px; height: 22px; border: 3px solid #fff; border-top-color: transparent; border-radius: 50%; animation: spin 0.8s linear infinite; vertical-align: -5px; margin-right: 8px; }
.btn.loading .spinner { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Sample landing page demo extras */
.sample-hero { background: linear-gradient(135deg, #0c4a6e, #0369a1); color: #fff; padding: 80px 0; }
.sample-hero h1 { font-size: 2.8rem; margin: 0 0 16px; line-height: 1.12; }
.sample-hero p { font-size: 1.2rem; color: #e0f2fe; max-width: 32em; }
.btn-blue { background: #f59e0b; color: #1c1917; }
.btn-blue:hover { background: #d97706; color: #1c1917; }
.pricing { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; margin-top: 24px; }
.price-card { border: 2px solid var(--line); border-radius: var(--radius); padding: 26px; text-align: center; background: var(--card); }
.price-card.featured { border-color: var(--accent); }
.price-card .p { font-size: 2rem; font-weight: 700; margin: 10px 0; }
.price-card ul { list-style: none; padding: 0; margin: 0 0 20px; color: var(--muted); font-size: 0.95rem; }
.price-card li { margin-bottom: 8px; }
.steps { counter-reset: step; list-style: none; padding: 0; }
.steps li { counter-increment: step; margin-bottom: 18px; padding-left: 52px; position: relative; }
.steps li::before {
  content: counter(step); position: absolute; left: 0; top: 0;
  width: 36px; height: 36px; border-radius: 50%; background: var(--accent); color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-weight: 700; display: flex; align-items: center; justify-content: center;
}

@media (max-width: 640px) {
  body { font-size: 17px; }
  .hero h1 { font-size: 2rem; }
  .sample-hero h1 { font-size: 2.1rem; }
  .site-nav { gap: 14px; }
}