:root {
    --bg-body: #ffffff;
    --bg-secondary: #f9fafb;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --accent-color: #000000;
    --accent-highlight: #d4af37;
    --border-light: #e2e8f0;
    --container-width: 900px;
    --font-display: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Inter', sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font-body); color: var(--text-primary); background: var(--bg-body); line-height: 1.7; }
body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at 12% 6%, rgba(212, 175, 55, 0.08), transparent 42%),
        radial-gradient(circle at 90% 8%, rgba(15, 23, 42, 0.05), transparent 44%);
    z-index: -1;
}
a { color: inherit; text-decoration: none; transition: all 0.2s; }
.container { max-width: var(--container-width); margin: 0 auto; padding: 0 24px; }
nav {
    padding: 20px 0; position: sticky; top: 0; background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px); z-index: 100; border-bottom: 1px solid var(--border-light);
}
.row { display: flex; align-items: center; justify-content: space-between; }
.nav-logo { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; }
.btn {
    display: inline-block; padding: 10px 20px; border-radius: 4px; font-family: var(--font-display);
    background: var(--accent-color); color: #fff; border: 1px solid var(--accent-color);
}
a.btn, a.btn:visited, a.btn:active, a.btn:hover { color: #fff; }
.btn:hover { background: #333; border-color: #333; }
article { padding: 80px 0; }
article .container {
    background: rgba(255,255,255,0.88);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 18px 42px rgba(15, 23, 42, 0.05);
}
.eyebrow {
    display: inline-block; margin-bottom: 14px; padding: 6px 12px; border-radius: 999px;
    background: #f1f5f9; font-size: 0.75rem; font-weight: 600; text-transform: uppercase;
    letter-spacing: 0.05em;
}
h1 { font-family: var(--font-display); font-size: clamp(2.2rem, 4vw, 3.6rem); letter-spacing: -0.02em; margin-bottom: 14px; }
.meta { color: var(--text-secondary); margin-bottom: 28px; padding-bottom: 18px; border-bottom: 1px solid var(--border-light); }
.lead { font-size: 1.08rem; color: var(--text-primary); line-height: 1.75; }
p { color: var(--text-secondary); margin-bottom: 18px; }
h2 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: -0.02em;
    margin: 34px 0 12px;
    color: var(--text-primary);
}
.panel {
    background: linear-gradient(180deg, #fbfcfd 0%, #f8fafc 100%);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 18px;
    margin-bottom: 16px;
}
.panel p:last-child { margin-bottom: 0; }
code { background: #f8fafc; border: 1px solid var(--border-light); border-radius: 6px; padding: 2px 6px; }

.related-posts {
    margin-top: 42px;
    padding-top: 28px;
    border-top: 1px solid var(--border-light);
}

.related-posts h2 {
    margin-top: 0;
}

.related-intro {
    margin-bottom: 18px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.related-card {
    display: block;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid var(--border-light);
    border-radius: 14px;
    padding: 18px;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.04);
}

.related-card:hover {
    border-color: var(--accent-highlight);
    transform: translateY(-2px);
}

.related-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.related-card h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    line-height: 1.35;
    margin-bottom: 8px;
}

.related-card p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

.post-footer {
    border-top: 1px solid var(--border-light);
    background: var(--bg-secondary);
    padding: 70px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 32px;
    align-items: start;
}

.footer-brand {
    color: var(--text-primary);
    font-family: var(--font-display);
    font-size: 1.08rem;
    font-weight: 700;
    display: block;
    margin-bottom: 16px;
}

.footer-copy {
    max-width: 520px;
    margin-bottom: 0;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 12px 18px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--text-primary);
}
@media (max-width: 768px) {
    article { padding: 60px 0; }
    article .container { padding: 22px; border-radius: 12px; }
    .related-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-links {
        justify-content: flex-start;
    }
}