:root {
  --bg: #F8F7F3;
  --surface: #FFFFFF;
  --surface2: #F1F0EA;
  --border: #E3E1D8;
  --text: #18170F;
  --text2: #6A6860;
  --text3: #A09D95;
  --accent: #2B5C3F;
  --accent-h: #1E4430;
  --accent-light: #E7F2EC;
  --accent-border: #B6D9C2;
  --accent2: #C4682A;
  --radius: 12px;
  --radius-sm: 8px;
  --max: 780px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'DM Sans', sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; }
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Header ── */
header { background: var(--surface); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100; }
.header-inner { max-width: var(--max); margin: 0 auto; padding: 0 24px; height: 54px; display: flex; align-items: center; justify-content: space-between; }
.logo { font-size: 15px; font-weight: 600; color: var(--accent); letter-spacing: -0.3px; text-decoration: none; }
.logo:hover { text-decoration: none; }
nav { display: flex; gap: 4px; }
nav a { font-size: 13px; color: var(--text2); padding: 5px 11px; border-radius: 6px; transition: background 0.15s, color 0.15s; }
nav a:hover { background: var(--surface2); color: var(--text); text-decoration: none; }
nav a.active { color: var(--accent); font-weight: 500; }

/* ── Footer ── */
footer { background: var(--surface); border-top: 1px solid var(--border); padding: 28px 24px; margin-top: 60px; }
.footer-inner { max-width: var(--max); margin: 0 auto; display: flex; flex-direction: column; gap: 10px; }
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }
.footer-links a { font-size: 13px; color: var(--text2); }
.footer-links a:hover { color: var(--accent); text-decoration: none; }
.footer-copy { font-size: 12px; color: var(--text3); }

/* ── Utilities ── */
.page-wrap { max-width: var(--max); margin: 0 auto; padding: 40px 24px 60px; }
.divider { border: none; border-top: 1px solid var(--border); margin: 36px 0; }
.badge { display: inline-block; font-size: 11px; font-weight: 500; padding: 3px 9px; border-radius: 20px; }
.badge-green { background: var(--accent-light); color: var(--accent); }
.badge-orange { background: #FDF0E8; color: #9B4F1A; }

/* ── Breadcrumb ── */
.breadcrumb { font-size: 12px; color: var(--text3); margin-bottom: 20px; display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.breadcrumb a { color: var(--text3); }
.breadcrumb a:hover { color: var(--accent); text-decoration: none; }
.breadcrumb span { color: var(--border); }

/* ── Blog card ── */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; margin-top: 20px; }
.blog-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 22px; transition: border-color 0.15s; }
.blog-card:hover { border-color: var(--accent); text-decoration: none; }
.blog-card-meta { font-size: 11px; color: var(--text3); margin-bottom: 8px; display: flex; gap: 10px; align-items: center; }
.blog-card h3 { font-size: 15px; font-weight: 600; color: var(--text); margin-bottom: 6px; letter-spacing: -0.2px; }
.blog-card p { font-size: 13px; color: var(--text2); line-height: 1.55; }
.read-more { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; font-weight: 500; color: var(--accent); margin-top: 12px; }

/* ── Responsive ── */
@media (max-width: 540px) {
  .header-inner { padding: 0 16px; }
  nav a { font-size: 12px; padding: 4px 8px; }
  .page-wrap { padding: 28px 16px 48px; }
  .blog-grid { grid-template-columns: 1fr; }
}