:root {
    --navy: #16324f;
    --navy-dark: #0f2438;
    --accent: #e8801a;
    --text-body: #333;
    --text-muted: #767676;
    --border-light: #eaeaea;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-body);
}

.text-accent { color: var(--accent); }

/* Header */
.site-header {
    border-bottom: 1px solid var(--border-light);
    padding: 1rem 0;
}
.site-header .brand {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}
.site-header .brand-text {
    font-weight: 700;
    font-size: 1.35rem;
    color: var(--navy);
    margin-left: 0.5rem;
}
.category-nav a {
    color: #555;
    text-decoration: none;
    margin-left: 1.25rem;
    font-size: 0.92rem;
    font-weight: 500;
}
.category-nav a:hover { color: var(--accent); }

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
    color: #fff;
    padding: 4rem 0;
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}
.hero-content { max-width: 600px; position: relative; z-index: 2; }
.hero h1 {
    font-size: 2.4rem;
    font-weight: 800;
    margin-bottom: 1rem;
}
.hero p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.85);
    margin-bottom: 1.5rem;
}
.hero-img-wrap {
    position: relative;
    z-index: 2;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}
.hero-img-wrap img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    display: block;
}
.btn-accent {
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 0.65rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
}
.btn-accent:hover { background: #cf6f14; color: #fff; }

/* Post grid */
.post-card {
    border: 1px solid var(--border-light);
    border-radius: 10px;
    overflow: hidden;
    height: 100%;
    transition: box-shadow 0.15s ease, transform 0.15s ease;
    background: #fff;
}
.post-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}
.post-card img {
    width: 100%;
    height: 190px;
    object-fit: cover;
}
.post-card-body { padding: 1.1rem 1.25rem 1.4rem; }
.post-meta {
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}
.post-card h2 {
    font-size: 1.15rem;
    margin: 0.5rem 0 0.5rem;
    line-height: 1.35;
}
.post-card h2 a {
    color: var(--navy);
    text-decoration: none;
}
.post-card h2 a:hover { color: var(--accent); }
.post-excerpt {
    color: var(--text-body);
    font-size: 0.92rem;
    margin: 0;
}

/* Footer */
.site-footer {
    background: var(--navy-dark);
    color: rgba(255,255,255,0.75);
    margin-top: 4rem;
}
.footer-brand-text {
    font-weight: 700;
    font-size: 1.2rem;
    color: #fff;
}
.footer-about {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.6);
    max-width: 320px;
}
.footer-heading {
    color: #fff;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 1rem;
}
.footer-links li { margin-bottom: 0.55rem; font-size: 0.9rem; }
.footer-links a {
    color: rgba(255,255,255,0.65);
    text-decoration: none;
}
.footer-links a:hover { color: var(--accent); }
.footer-divider { border-color: rgba(255,255,255,0.12); margin: 1.5rem 0; }
.footer-copyright { font-size: 0.82rem; color: rgba(255,255,255,0.5); }

/* Post body (single post page) */
.post-body img { max-width: 100%; height: auto; display: block; margin: 1.5rem 0; border-radius: 6px; }
.post-body h2 { margin-top: 2rem; font-size: 1.5rem; }
.post-body h3 { margin-top: 1.5rem; font-size: 1.25rem; }
.post-tags .badge { background: #f0f0f0; color: #444; font-weight: 400; margin-right: 0.4rem; }