:root {
  --bg: #f7fbf8;
  --surface: #ffffff;
  --text: #1f2a24;
  --muted: #5f6f66;
  --accent: #2f8f5b;
  --accent-dark: #236b44;
  --border: #dbe7df;
  --shadow: 0 10px 30px rgba(31, 42, 36, 0.08);
  --radius: 16px;
  --container: 1080px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(47, 143, 91, 0.08), transparent 30%),
    var(--bg);
  line-height: 1.6;
}

a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
  background: rgba(247, 251, 248, 0.9);
  border-bottom: 1px solid var(--border);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

.logo-mark {
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #7fd1a0, var(--accent));
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-nav a {
  color: var(--muted);
  font-weight: 600;
}

.hero {
  padding: 4rem 0 2rem;
}

.hero-inner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 8px);
  padding: 3rem;
  box-shadow: var(--shadow);
}

.eyebrow {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: #e8f6ee;
  color: var(--accent-dark);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
}

.hero-lead {
  max-width: 42rem;
  margin: 0;
  color: var(--muted);
  font-size: 1.125rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
}

.button-secondary {
  background: #fff;
  color: var(--accent-dark);
  border: 1px solid var(--border);
}

.section {
  padding: 2rem 0 3rem;
}

.section-head h2,
.categories-strip h2 {
  margin: 0 0 0.5rem;
  font-size: 1.75rem;
}

.section-head p,
.categories-strip p {
  margin: 0 0 1.5rem;
  color: var(--muted);
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.article-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.article-card-link {
  display: block;
  color: inherit;
  text-decoration: none;
  height: 100%;
}

.article-card-body {
  padding: 1.25rem;
}

.article-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin-bottom: 0.75rem;
  align-items: center;
}

.article-card-category {
  display: inline-block;
  color: var(--accent-dark);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
}

.article-card-tags {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.article-card-tag {
  color: var(--muted);
  font-size: 0.82rem;
}

.article-card-title {
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
  line-height: 1.3;
}

.article-card-excerpt {
  margin: 0 0 1rem;
  color: var(--muted);
}

.article-card-date {
  color: var(--muted);
  font-size: 0.9rem;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.chip {
  display: inline-flex;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 600;
}

.article-page {
  padding: 2rem 0 4rem;
}

.article-header {
  max-width: 760px;
  margin-bottom: 2rem;
}

.article-category {
  display: inline-block;
  margin-bottom: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.article-header h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  color: var(--muted);
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: #eef5f0;
  color: var(--accent-dark);
  font-size: 0.9rem;
}

.prose {
  max-width: 760px;
  font-size: 1.05rem;
}

.prose p {
  margin: 0 0 1rem;
}

.article-source,
.article-disclaimer {
  max-width: 760px;
  margin-top: 2rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  background: #eef5f0;
  color: var(--muted);
}

.site-footer {
  margin-top: 2rem;
  border-top: 1px solid var(--border);
  background: #edf4ef;
}

.footer-brand {
  margin: 0;
  font-weight: 700;
}

.footer-note,
.footer-copy {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.empty-state {
  color: var(--muted);
}

@media (max-width: 720px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-inner {
    padding: 1.5rem;
  }
}