@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@300;400;600&family=Space+Grotesk:wght@500;700&display=swap");

:root {
  --bg: #f3f0e9;
  --bg-accent: #e7f0f4;
  --ink: #1b1b1b;
  --muted: #4f5964;
  --brand: #0b6b5f;
  --brand-2: #1d2b6b;
  --card: #ffffff;
  --border: #e3e1da;
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 32px 20px 56px;
  font-family: "IBM Plex Sans", "Source Sans 3", "Helvetica Neue", sans-serif;
  background: linear-gradient(160deg, var(--bg) 0%, #f9f7f3 50%, var(--bg-accent) 100%);
  color: var(--ink);
  line-height: 1.6;
}

a {
  color: var(--brand-2);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: 960px;
  margin: 0 auto;
}

.shell {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px 32px 40px;
  border: 1px solid var(--border);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.brand .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(120deg, var(--brand), var(--brand-2));
  display: inline-block;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-weight: 600;
}

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

.hero {
  display: grid;
  gap: 24px;
}

.hero h1 {
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
  font-size: clamp(2.2rem, 4vw, 3rem);
  margin: 0;
}

.hero p {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid var(--brand);
  color: var(--brand);
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn.primary {
  background: linear-gradient(120deg, var(--brand), #0f8b7a);
  color: #ffffff;
  border: none;
  box-shadow: 0 10px 20px rgba(11, 107, 95, 0.2);
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.section {
  margin-top: 36px;
}

.section-title {
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
  font-size: 1.5rem;
  margin: 0 0 12px;
}

.grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
  padding: 18px 18px 20px;
  border-radius: 12px;
  background: #fbfaf7;
  border: 1px solid var(--border);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.meta {
  color: var(--muted);
  font-size: 0.95rem;
}

.content h1,
.content h2,
.content h3 {
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
}

.content h1 {
  font-size: 2rem;
  margin-top: 0;
}

.content h2 {
  font-size: 1.3rem;
  margin-top: 28px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
}

.content h3 {
  font-size: 1.05rem;
  margin-top: 20px;
}

.content ul,
.content ol {
  padding-left: 1.2rem;
}

.note {
  background: #f1f6f5;
  border-left: 4px solid var(--brand);
  padding: 12px 14px;
  border-radius: 8px;
  color: var(--muted);
}

.footer {
  margin-top: 36px;
  font-size: 0.9rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

@media (max-width: 600px) {
  body {
    padding: 24px 16px 40px;
  }

  .shell {
    padding: 24px;
  }

  .nav {
    flex-direction: column;
    align-items: flex-start;
  }
}