:root {
  --bg: #f7f9fb;
  --surface: #ffffff;
  --text: #1f2937;
  --muted: #5b6472;
  --primary: #0f766e;
  --primary-dark: #115e59;
  --border: #dbe2ea;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
}

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

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand {
  font-weight: 700;
  font-size: 1.05rem;
}

nav ul {
  display: flex;
  list-style: none;
  gap: 16px;
  margin: 0;
  padding: 0;
}

main {
  padding: 26px 0 42px;
}

.hero,
.card,
.table-wrap,
article {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.hero {
  padding: 26px;
  margin-bottom: 22px;
}

h1, h2, h3 {
  line-height: 1.25;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
}

.cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.btn {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  padding: 10px 14px;
  border-radius: 8px;
  font-weight: 700;
}

.btn:hover {
  background: var(--primary-dark);
  text-decoration: none;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 14px;
}

.card {
  padding: 16px;
}

.eyebrow {
  color: var(--muted);
  font-size: 0.93rem;
  margin: 0;
}

article {
  padding: 24px;
}

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

.table-wrap {
  overflow-x: auto;
  margin: 16px 0;
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 620px;
}

th, td {
  border: 1px solid var(--border);
  padding: 10px;
  text-align: left;
}

th {
  background: #eef3f9;
}

.note {
  background: #ecfdf5;
  border: 1px solid #9ad9bc;
  border-radius: 8px;
  padding: 10px 12px;
  color: #14532d;
}

footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 20px 0;
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 760px) {
  .nav-wrap {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  nav ul {
    flex-wrap: wrap;
    gap: 10px;
  }
}