:root{
  --bg:#15171c; --bg2:#1a1d24; --panel:#20242d; --panel2:#242934;
  --line:#2c313c; --line2:#39404e;
  --text:#e9e7e1; --muted:#a2a8b3; --soft:#c9cdd6;
  --accent:#f89820; --accent2:#c74634; --green:#7ec699;
  --code-bg:#101319;
  --mono:ui-monospace,"SF Mono","JetBrains Mono","Fira Code",Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font:16px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1060px;margin:0 auto;padding:0 22px}
code{font-family:var(--mono);font-size:.92em;background:var(--code-bg);
  border:1px solid var(--line);border-radius:5px;padding:.08em .38em;color:#ffd9a8;white-space:nowrap}
/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:50;background:rgba(21,23,28,.92);
  backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;gap:26px;height:60px}
.brand{font-family:var(--mono);font-weight:600;font-size:17px;color:var(--text);letter-spacing:.2px}
.brand b{color:var(--accent);font-weight:600}
.brand em{color:var(--accent2);font-style:normal}
.nav{display:flex;gap:20px;margin-left:auto;flex-wrap:wrap}
.nav a{color:var(--soft);font-size:14.5px;padding:4px 2px}
.nav a:hover{color:var(--accent);text-decoration:none}
/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;color:var(--text);
  background:
    radial-gradient(720px 340px at 78% -18%, rgba(248,152,32,.16), transparent 62%),
    radial-gradient(640px 320px at 12% 112%, rgba(199,70,52,.14), transparent 60%),
    linear-gradient(168deg,#191c23 0%, #14161c 58%, #101217 100%);
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),
    linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 78%);
}
.hero .wrap{position:relative;padding:74px 22px 66px;max-width:1060px}
.kicker{font-family:var(--mono);font-size:12.5px;letter-spacing:2.6px;text-transform:uppercase;
  color:var(--accent);margin:0 0 16px}
.hero h1{font-size:clamp(30px,5vw,50px);line-height:1.12;margin:0 0 18px;max-width:820px;font-weight:700}
.hero h1 .dx{color:var(--accent)}
.hero p.sub{font-size:clamp(16px,2.2vw,19px);color:var(--soft);max-width:640px;margin:0 0 30px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:11px 20px;border-radius:8px;font-size:15px;font-weight:600;
  border:1px solid transparent}
.btn-primary{background:linear-gradient(180deg,#f8a132,#ef8c11);color:#1b1204;
  box-shadow:0 6px 22px rgba(248,152,32,.28)}
.btn-primary:hover{text-decoration:none;filter:brightness(1.06)}
.btn-ghost{border-color:var(--line2);color:var(--soft)}
.btn-ghost:hover{text-decoration:none;border-color:var(--accent);color:var(--accent)}
/* terminal card */
.term{position:absolute;right:34px;bottom:52px;width:330px;max-width:42%;
  background:rgba(13,15,20,.9);border:1px solid var(--line2);border-radius:10px;
  font-family:var(--mono);font-size:12.5px;line-height:1.75;color:#cdd6e4;
  box-shadow:0 18px 50px rgba(0,0,0,.45)}
.term .bar{display:flex;gap:6px;padding:9px 12px;border-bottom:1px solid var(--line)}
.term .bar i{width:10px;height:10px;border-radius:50%;background:#3a4150}
.term .bar i:first-child{background:#c74634}.term .bar i:nth-child(2){background:#f89820}
.term pre{margin:0;padding:12px 14px;overflow:auto}
.term .p{color:var(--green)}
@media(max-width:880px){.term{display:none}}
/* ---------- sections & cards ---------- */
.section{padding:56px 0 8px}
.section.alt{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  margin-top:44px;padding-bottom:44px}
.sec-head{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.sec-head h2{font-size:26px;margin:0}
.sec-head .tag{font-family:var(--mono);font-size:12px;color:var(--accent);letter-spacing:1.6px}
.sec-head .count{color:var(--muted);font-size:14px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:18px;padding-bottom:48px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px 20px 16px;
  display:flex;flex-direction:column;gap:10px;transition:border-color .18s,transform .18s}
.card:hover{border-color:var(--accent);transform:translateY(-2px)}
.card .k{font-family:var(--mono);font-size:11px;letter-spacing:1.8px;text-transform:uppercase;color:var(--accent)}
.card.java .k{color:#f89820}.card.oracle .k{color:#e07856}.card.hist .k{color:#9db4d0}
.card h3{margin:0;font-size:18.5px;line-height:1.35}
.card h3 a{color:var(--text)}.card h3 a:hover{color:var(--accent);text-decoration:none}
.card p{margin:0;color:var(--muted);font-size:14.5px;flex:1}
.card .meta{font-family:var(--mono);font-size:11.5px;color:#79808c;border-top:1px dashed var(--line);
  padding-top:10px}
/* ---------- article ---------- */
.crumb{font-family:var(--mono);font-size:12.5px;color:var(--muted);padding:20px 0 4px}
.crumb a{color:var(--muted)}.crumb a:hover{color:var(--accent)}
.article{max-width:780px;margin:0 auto;padding:10px 22px 30px}
.article-head{border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:26px}
.article-head .k{font-family:var(--mono);font-size:12px;letter-spacing:2.2px;text-transform:uppercase;color:var(--accent)}
.article h1{font-size:clamp(27px,4vw,38px);line-height:1.2;margin:10px 0 12px}
.article .standfirst{color:var(--soft);font-size:17.5px;line-height:1.6;margin:0 0 14px}
.article .meta{font-family:var(--mono);font-size:12px;color:#7d8490;display:flex;gap:16px;flex-wrap:wrap}
.prose h2{font-size:23px;margin:38px 0 12px;padding-top:6px}
.prose h3{font-size:18px;margin:28px 0 10px;color:#f2f0ea}
.prose p{margin:0 0 16px;color:#d7dae0}
.prose ul,.prose ol{margin:0 0 18px;padding-left:24px;color:#d7dae0}
.prose li{margin-bottom:8px}
.prose blockquote{margin:22px 0;padding:14px 20px;border-left:3px solid var(--accent);
  background:var(--panel);border-radius:0 10px 10px 0;color:var(--soft)}
.prose blockquote p{margin:0}
.mono-note{font-family:var(--mono);font-size:12px;color:#8b93a1}
/* code blocks */
.codeblock{margin:22px 0;border:1px solid var(--line2);border-radius:10px;overflow:hidden;
  background:var(--code-bg)}
.codeblock .cb-head{display:flex;justify-content:space-between;gap:12px;padding:8px 14px;
  background:#171a21;border-bottom:1px solid var(--line);
  font-family:var(--mono);font-size:11.5px;color:#8b93a1}
.codeblock .cb-head .lang{color:var(--accent);letter-spacing:1.4px;text-transform:uppercase}
.codeblock pre{margin:0;padding:16px 18px;overflow:auto;font-family:var(--mono);
  font-size:13.5px;line-height:1.68;color:#dbe2ee;tab-size:4}
.k{color:#ff9d3c;font-weight:600}          /* keyword  */
.s{color:#9ecf87}                           /* string   */
.c{color:#6b7382;font-style:italic}         /* comment  */
.n{color:#7fd4c8}                           /* number   */
.f{color:#ffd9a8}                           /* function */
.a{color:#c798e8}                           /* annotation/param */
/* related */
.related{background:var(--panel);border:1px solid var(--line);border-radius:12px;
  padding:22px 24px;margin:44px 0 10px}
.related h2{font-size:17px;margin:0 0 14px;font-family:var(--mono);color:var(--soft);
  letter-spacing:1px;font-weight:600}
.related ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.related a{color:var(--text);font-size:15px}
.related a:hover{color:var(--accent)}
.related .rmeta{font-family:var(--mono);font-size:11px;color:#79808c;margin-left:8px}
/* ---------- footer ---------- */
.site-foot{margin-top:60px;border-top:1px solid var(--line);background:#101217;
  font-size:14px;color:var(--muted)}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px;padding:40px 0 26px}
.foot-grid h4{font-family:var(--mono);font-size:12px;letter-spacing:2px;text-transform:uppercase;
  color:var(--soft);margin:0 0 12px}
.foot-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot-grid a{color:var(--muted)}.foot-grid a:hover{color:var(--accent)}
.foot-grid p{margin:0 0 10px;line-height:1.65}
.legal{border-top:1px solid var(--line);padding:16px 0 26px;font-size:12.5px;color:#767d89;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
@media(max-width:760px){.foot-grid{grid-template-columns:1fr}}
@media(max-width:640px){.nav{gap:14px}.hero .wrap{padding:56px 22px 50px}}

/* ---- pipeline de fotos ---- */
figure.lamina { margin: 2rem 0; }
figure.lamina img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: 8px; border: 1px solid rgba(120, 130, 145, .25); }
figure.lamina figcaption { font-size: .85rem; margin-top: .5rem; color: var(--muted, #66707d); font-style: italic; }