/* SixAlgo Blog — matches the main site's dark brand system */
:root{
  --bg:#0D0D0D; --surface:#141414; --border:rgba(255,255,255,.07);
  --fg:rgba(255,255,255,.92); --fg-2:rgba(255,255,255,.62); --fg-3:rgba(255,255,255,.34);
  --accent:#5CDB95; --grad-a:#AAFF00; --grad-b:#00E5FF; --warn:#F59E0B;
}
*{box-sizing:border-box}
html{background:var(--bg);-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--fg);
  font-family:-apple-system,BlinkMacSystemFont,'SF Pro Display','Inter',system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.7;font-size:17px;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.mono{font-family:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace}

.wrap{max-width:720px;margin:0 auto;padding:0 24px}

/* header */
.nav{border-bottom:1px solid var(--border);padding:18px 0;position:sticky;top:0;background:rgba(13,13,13,.86);backdrop-filter:blur(14px);z-index:10}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{font-weight:800;letter-spacing:-.02em;font-size:18px;color:var(--fg)}
.brand:hover{text-decoration:none}
.nav-links{display:flex;gap:20px;font-size:14px}
.nav-links a{color:var(--fg-2)}
.nav-links a:hover{color:var(--fg)}

/* article */
article{padding:56px 0 24px}
.eyebrow{font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--fg-3);margin-bottom:16px}
h1{font-size:clamp(2rem,5vw,2.9rem);line-height:1.08;letter-spacing:-.025em;font-weight:800;margin:0 0 20px}
h2{font-size:1.5rem;line-height:1.25;letter-spacing:-.015em;font-weight:700;margin:48px 0 14px}
h3{font-size:1.15rem;font-weight:650;margin:32px 0 10px}
.lede{font-size:1.14rem;color:var(--fg-2);margin:0 0 12px}
.meta{font-size:12px;color:var(--fg-3);border-bottom:1px solid var(--border);padding-bottom:22px;margin-bottom:34px}
p{margin:0 0 18px;color:var(--fg-2)}
li{color:var(--fg-2);margin-bottom:9px}
strong{color:var(--fg);font-weight:640}
table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--border);color:var(--fg-2)}
th{color:var(--fg-3);font-size:11px;letter-spacing:.1em;text-transform:uppercase;font-weight:600}
code{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:.88em;background:rgba(255,255,255,.06);padding:2px 6px;border-radius:5px;color:var(--fg)}
blockquote{margin:26px 0;padding:16px 20px;border-left:2px solid var(--accent);background:rgba(92,219,149,.05);border-radius:0 10px 10px 0}
blockquote p:last-child{margin:0}
.callout{border:1px solid var(--border);background:var(--surface);border-radius:14px;padding:20px 22px;margin:30px 0}
.callout p:last-child{margin:0}

/* cta */
.cta{border:1px solid rgba(92,219,149,.2);background:rgba(45,122,79,.07);border-radius:16px;padding:26px;margin:44px 0}
.cta h3{margin:0 0 8px;color:var(--fg)}
.cta p{margin:0 0 18px}
.btn{display:inline-block;background:linear-gradient(90deg,var(--grad-a),var(--grad-b));color:#000;font-weight:700;font-size:14px;padding:12px 26px;border-radius:999px}
.btn:hover{opacity:.9;text-decoration:none}
.btn-ghost{display:inline-block;border:1px solid rgba(255,255,255,.18);color:var(--fg);font-weight:600;font-size:14px;padding:12px 24px;border-radius:999px;margin-left:8px}
.btn-ghost:hover{text-decoration:none;background:rgba(255,255,255,.05)}

/* post list */
.posts{list-style:none;padding:0;margin:36px 0 0}
.posts li{margin:0 0 12px}
.post-card{display:block;border:1px solid var(--border);background:var(--surface);border-radius:14px;padding:22px}
.post-card:hover{border-color:rgba(92,219,149,.28);text-decoration:none}
.post-card .t{font-weight:700;font-size:1.08rem;color:var(--fg);letter-spacing:-.01em;margin-bottom:6px}
.post-card .d{font-size:14.5px;color:var(--fg-2)}
.post-card .k{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-3);margin-bottom:10px}

/* footer */
footer{border-top:1px solid var(--border);margin-top:60px;padding:30px 0 50px}
footer p{font-size:11.5px;color:var(--fg-3);line-height:1.65}
footer a{color:var(--accent)}
.risk{border:1px solid var(--border);background:rgba(255,255,255,.02);border-radius:12px;padding:16px 18px;margin-bottom:24px}
.risk p{margin:0 0 7px}
.risk p:last-child{margin:0}