/* DevLog — Dark Theme */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0d1117;--bg2:#161b22;--card:#1c2128;--border:#30363d;
  --txt:#e6edf3;--muted:#8b949e;--dimmed:#6e7681;
  --accent:#58a6ff;--accent2:#79b8ff;--accent-dim:rgba(88,166,255,.1);
  --tag:#58a6ff;--tag-bg:rgba(88,166,255,.15);
  --green:#3fb950;--red:#f85149;--yellow:#d29922;
  --r:8px;--r2:12px;
}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--txt);line-height:1.6;min-height:100vh;display:flex;flex-direction:column}
a{color:var(--accent);text-decoration:none;transition:color .2s}
a:hover{color:var(--accent2)}
img{max-width:100%;height:auto}
.container{max-width:1100px;margin:0 auto;padding:0 1.5rem}
main{flex:1}

/* Header */
.site-header{background:var(--bg2);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:60px}
.logo{font-size:1.4rem;font-weight:700;color:var(--txt);letter-spacing:-.5px}
.logo span{color:var(--accent);font-weight:300}
.logo:hover{color:var(--accent)}
nav{display:flex;gap:.25rem}
nav a{color:var(--muted);font-size:.9rem;font-weight:500;padding:.4rem .85rem;border-radius:var(--r);transition:all .2s}
nav a:hover,nav a.active{color:var(--txt);background:var(--card)}

/* Hero */
.hero{padding:5rem 0 4rem;text-align:center;border-bottom:1px solid var(--border)}
.hero-eyebrow{display:inline-block;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;color:var(--accent);background:var(--accent-dim);border:1px solid rgba(88,166,255,.3);border-radius:999px;padding:.25rem .9rem;margin-bottom:1.5rem}
.hero h1{font-size:clamp(2rem,5vw,3.2rem);font-weight:700;line-height:1.2;letter-spacing:-.5px;margin-bottom:1rem}
.hero h1 span{color:var(--accent)}
.hero p{font-size:1.1rem;color:var(--muted);max-width:540px;margin:0 auto 2rem}
.hero-cta{display:inline-flex;align-items:center;gap:.5rem;background:var(--accent);color:#0d1117;font-weight:600;font-size:.95rem;padding:.65rem 1.4rem;border-radius:var(--r);transition:all .2s}
.hero-cta:hover{background:var(--accent2);color:#0d1117;transform:translateY(-1px)}

/* Posts */
.posts-section{padding:4rem 0}
.section-title{font-size:1.5rem;font-weight:700;margin-bottom:.35rem}
.section-sub{color:var(--muted);margin-bottom:2.5rem}
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:1.5rem}
.post-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r2);padding:1.75rem;display:flex;flex-direction:column;gap:1rem;transition:all .2s;position:relative;overflow:hidden}
.post-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),transparent);opacity:0;transition:opacity .2s}
.post-card:hover{border-color:var(--accent);transform:translateY(-3px);box-shadow:0 8px 30px rgba(0,0,0,.4)}
.post-card:hover::before{opacity:1}
.post-tag{display:inline-flex;align-items:center;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--tag);background:var(--tag-bg);border:1px solid rgba(88,166,255,.25);border-radius:999px;padding:.2rem .65rem;align-self:flex-start}
.post-tag.rust{color:#f0883e;background:rgba(240,136,62,.12);border-color:rgba(240,136,62,.25)}
.post-tag.devops{color:var(--green);background:rgba(63,185,80,.1);border-color:rgba(63,185,80,.25)}
.post-card h2{font-size:1.1rem;font-weight:700;line-height:1.4}
.post-card h2 a{color:inherit}
.post-card h2 a:hover{color:var(--accent)}
.post-excerpt{color:var(--muted);font-size:.9rem;line-height:1.65;flex:1}
.post-meta-row{display:flex;align-items:center;justify-content:space-between;font-size:.8rem;color:var(--dimmed);border-top:1px solid var(--border);padding-top:1rem;margin-top:auto}
.read-more{color:var(--accent);font-weight:600;font-size:.85rem}
.read-more:hover{color:var(--accent2)}

/* Blog post */
.post-article{padding:4rem 0}
.post-header{margin-bottom:2.5rem;padding-bottom:2rem;border-bottom:1px solid var(--border)}
.post-header h1{font-size:clamp(1.6rem,4vw,2.5rem);font-weight:700;line-height:1.25;margin:.75rem 0 1rem}
.post-header-meta{display:flex;gap:1.25rem;font-size:.85rem;color:var(--dimmed);flex-wrap:wrap}
.post-body{max-width:740px}
.post-body h2{font-size:1.4rem;font-weight:700;margin:2.5rem 0 1rem;padding-left:.75rem;border-left:3px solid var(--accent)}
.post-body h3{font-size:1.1rem;font-weight:600;margin:1.75rem 0 .75rem}
.post-body p{color:var(--muted);margin-bottom:1.25rem;line-height:1.8}
.post-body ul,.post-body ol{color:var(--muted);margin-bottom:1.25rem;padding-left:1.5rem}
.post-body li{margin-bottom:.5rem;line-height:1.7}
.post-body strong{color:var(--txt);font-weight:600}
.post-body code{font-family:"SFMono-Regular",Consolas,monospace;font-size:.85em;background:var(--card);border:1px solid var(--border);border-radius:4px;padding:.15em .4em}
.post-body pre{margin:1.5rem 0;border-radius:var(--r2);border:1px solid var(--border);overflow:hidden}
.post-body pre code.hljs{background:transparent;border:none;padding:1.25rem;font-size:.875rem;line-height:1.7;display:block;overflow-x:auto}

/* Footer */
.site-footer{background:var(--bg2);border-top:1px solid var(--border);padding:2rem 0}
.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}
.footer-left{font-size:.85rem;color:var(--dimmed)}
.footer-links{display:flex;gap:1.25rem}
.footer-links a{font-size:.8rem;color:var(--dimmed)}
.footer-links a:hover{color:var(--accent)}

/* 404 */
.not-found{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:70vh;padding:3rem 1.5rem}
.not-found-code{font-size:clamp(5rem,15vw,9rem);font-weight:800;line-height:1;background:linear-gradient(135deg,var(--accent),#8b5cf6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:1rem}
.not-found h2{font-size:1.5rem;font-weight:700;margin-bottom:.75rem}
.not-found p{color:var(--muted);margin-bottom:2rem;max-width:400px}
.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.65rem 1.4rem;border-radius:var(--r);font-weight:600;font-size:.9rem;transition:all .2s;text-decoration:none}
.btn-primary{background:var(--accent);color:#0d1117}
.btn-primary:hover{background:var(--accent2);color:#0d1117}

@media(max-width:768px){.post-grid{grid-template-columns:1fr}.footer-inner{flex-direction:column}}