* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --ink: #1a2332; --muted: #5b6675; --accent: #0b6e4f; --accent-dark: #084f39;
  --bg: #f7f8f7; --card: #ffffff; --line: #e3e7e3;
}
body { font-family: Georgia, 'Times New Roman', serif; color: var(--ink); background: var(--bg); line-height: 1.7; }
.wrap { max-width: 1060px; margin: 0 auto; padding: 0 20px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header { background: var(--ink); color: #fff; padding: 18px 0; }
.header-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.brand { color: #fff; }
.brand:hover { text-decoration: none; }
.brand-name { display: block; font-size: 1.25rem; font-weight: bold; letter-spacing: .5px; }
.brand-sub { display: block; font-size: .78rem; color: #9fb3a8; text-transform: uppercase; letter-spacing: 2px; }
.site-nav a { color: #cfd8d2; margin-left: 18px; font-size: .92rem; font-family: -apple-system, 'Segoe UI', sans-serif; }
.site-nav a:hover { color: #fff; }

.hero { padding: 56px 0 32px; }
.hero h1 { font-size: 2.4rem; line-height: 1.2; }
.lead { color: var(--muted); font-size: 1.1rem; max-width: 720px; margin-top: 12px; }
.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; margin-top: 32px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 18px; text-align: center; }
.stat-num { display: block; font-size: 1.7rem; font-weight: bold; color: var(--accent); }
.stat-label { font-size: .82rem; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; }

.kicker { font-size: .78rem; text-transform: uppercase; letter-spacing: 2px; color: var(--accent); font-family: -apple-system, sans-serif; }
.featured { background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: 8px; padding: 28px; margin: 24px 0 40px; }
.featured h2 { margin: 8px 0; }

.section-title { margin: 32px 0 16px; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; margin: 20px 0 48px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 22px; }
.card h3 { font-size: 1.12rem; margin: 6px 0 8px; line-height: 1.35; }
.card p { color: var(--muted); font-size: .93rem; }
.card-hub { font-size: .72rem !important; text-transform: uppercase; letter-spacing: 1.5px; color: var(--accent) !important; font-family: -apple-system, sans-serif; }
.card-date { margin-top: 10px; font-size: .8rem !important; }

.post { max-width: 780px; margin: 40px auto; }
.post h1 { font-size: 2.1rem; line-height: 1.25; }
.post-meta { color: var(--muted); font-size: .88rem; margin: 10px 0 28px; font-family: -apple-system, sans-serif; }
.post-body h2 { font-size: 1.5rem; margin: 36px 0 14px; }
.post-body h3 { font-size: 1.2rem; margin: 28px 0 10px; }
.post-body p, .post-body ul, .post-body ol { margin-bottom: 16px; }
.post-body ul, .post-body ol { padding-left: 24px; }
.post-body li { margin-bottom: 8px; }
.post-body table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: .93rem; }
.post-body th, .post-body td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; }
.post-body th { background: #eef3f0; }
.post-body blockquote { border-left: 4px solid var(--accent); background: #f0f6f3; padding: 16px 20px; margin: 20px 0; font-style: italic; }
.breadcrumb { font-size: .85rem; color: var(--muted); margin-bottom: 20px; font-family: -apple-system, sans-serif; }

.hub-filter { margin: 20px 0 28px; display: flex; flex-wrap: wrap; gap: 10px; font-family: -apple-system, sans-serif; }
.hub-filter a { border: 1px solid var(--line); border-radius: 20px; padding: 6px 16px; font-size: .88rem; color: var(--ink); }
.hub-filter a.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.hub-filter a:hover { text-decoration: none; border-color: var(--accent); }

.faq, .related { max-width: 780px; margin: 40px auto; }
.faq h2, .related h2 { margin-bottom: 16px; }
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 14px 18px; margin-bottom: 10px; }
.faq summary { cursor: pointer; font-weight: bold; }
.faq details p { margin-top: 10px; color: var(--muted); }
.related ul { padding-left: 20px; }
.related li { margin-bottom: 8px; }

.site-footer { background: var(--ink); color: #b9c4bd; margin-top: 64px; padding: 36px 0; font-size: .9rem; font-family: -apple-system, sans-serif; }
.site-footer a { color: #9fc7b5; }
.disclaimer { font-size: .78rem; color: #7d8a82; margin: 12px 0; }
.copy { font-size: .8rem; color: #7d8a82; }