:root {
  --bg: #f7f4ef;
  --paper: #fffdf8;
  --ink: #1f2933;
  --muted: #5f6b76;
  --line: #ded7cc;
  --accent: #1f5f59;
  --accent-dark: #174842;
  --soft: #e9f1ee;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Georgia, 'Times New Roman', serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 18px;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.9);
}

.nav {
  max-width: 1040px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.brand {
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--ink);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 15px;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
}

.nav-links a:hover { color: var(--accent); }

main {
  max-width: 1040px;
  margin: 0 auto;
  padding: 56px 24px 72px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 42px;
  align-items: start;
}

.kicker {
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 13px;
  margin-bottom: 14px;
}

h1, h2, h3 {
  line-height: 1.12;
  margin: 0 0 18px;
  color: var(--ink);
}

h1 { font-size: clamp(40px, 6vw, 70px); letter-spacing: -0.04em; }
h2 { font-size: clamp(29px, 4vw, 42px); letter-spacing: -0.03em; margin-top: 54px; }
h3 { font-size: 25px; margin-top: 34px; }

p { margin: 0 0 22px; }

.lede { font-size: 22px; color: #33404a; }

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px;
  box-shadow: 0 10px 30px rgba(31, 41, 51, 0.06);
}

.card h2, .card h3 { margin-top: 0; }

.button {
  display: inline-block;
  background: var(--accent);
  color: white;
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 700;
  text-decoration: none;
  border-radius: 999px;
  padding: 13px 22px;
  margin: 8px 0 14px;
}

.button:hover { background: var(--accent-dark); }

.secondary-link {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--accent);
  font-weight: 700;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 22px;
}

.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }

ul, ol { padding-left: 24px; margin-top: 0; }
li { margin-bottom: 10px; }

.callout {
  background: var(--soft);
  border-left: 5px solid var(--accent);
  padding: 24px;
  margin: 34px 0;
}

.form-placeholder {
  border: 2px dashed #b8c5c0;
  border-radius: 14px;
  padding: 20px;
  background: #fbfffd;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 15px;
  color: var(--muted);
}

.input-row {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}

.input-row input {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 12px 14px;
  font-size: 16px;
}

.input-row button {
  border: none;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  padding: 12px 16px;
  font-weight: 700;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 28px 24px;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

.resource-list a { color: var(--accent); font-weight: 700; }

@media (max-width: 850px) {
  .hero, .grid, .grid.two { grid-template-columns: 1fr; }
  main { padding-top: 36px; }
  .nav { align-items: flex-start; flex-direction: column; }
  h1 { font-size: 43px; }
}

.signup-form {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}

.signup-form label {
  font-weight: 700;
}

.signup-form input {
  width: 100%;
  padding: 0.85rem 0.9rem;
  border: 1px solid #cbd5e1;
  border-radius: 0.65rem;
  font: inherit;
}

.signup-form button {
  width: 100%;
  margin-top: 0.5rem;
}

.form-note {
  font-size: 0.9rem;
  color: #64748b;
  margin: 0.25rem 0 0;
}