/* ===========================================================
   EcoHook — estilos do blog
   Único CSS externo do projeto: a landing mantém tudo inline,
   mas o blog tem N páginas e duplicar a folha em cada post
   seria insustentável. Tokens idênticos aos do index.html.
   =========================================================== */
:root{
  --black:#060806; --ink:#0a0d09; --panel:#10140e; --panel-2:#151a12;
  --line:rgba(147,214,42,.14); --line-soft:rgba(238,243,232,.08);
  --lime:#93d62a; --lime-bright:#aef03a; --sun:#f6a02a; --sun-2:#ffbb52;
  --paper:#eef3e8; --muted:#97a38e; --muted-2:#6f7a68; --accent:var(--lime);
  --maxw:1240px; --readw:70ch;
  --font-display:"Oswald",sans-serif; --font-body:"Barlow",sans-serif; --font-mono:"Space Mono",monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--ink);color:var(--paper);font-family:var(--font-body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;color:var(--accent);display:inline-flex;align-items:center;gap:.7em}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--accent);display:inline-block}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;line-height:1.02;letter-spacing:-.01em;text-transform:uppercase}
.accent{color:var(--accent)} .sun{color:var(--sun)}

/* nav */
header{position:sticky;top:0;z-index:60;background:rgba(8,11,8,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px;gap:22px}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--font-display);font-weight:700;font-size:1.25rem;letter-spacing:.02em;text-transform:uppercase;flex:none}
.brand .mark{width:34px;height:34px;border-radius:7px;overflow:hidden;flex:none;background:#000;border:1px solid var(--line)}
.brand .mark img{width:100%;height:100%;object-fit:cover}
.brand b{color:var(--accent);font-weight:700}
.nav-right{display:flex;align-items:center;gap:18px}
.nav-right a.lnk{padding:12px 0;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);transition:color .2s;white-space:nowrap}
.nav-right a.lnk:hover{color:var(--accent)}
.lang{display:inline-flex;border:1px solid var(--line-soft);border-radius:3px;overflow:hidden}
.lang a{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.1em;font-weight:700;color:var(--muted-2);padding:10px 12px;transition:background .2s,color .2s}
.lang a.on{background:var(--accent);color:#0a0d09}

/* cabeçalho de página */
.phead{padding:clamp(56px,9vh,96px) 0 clamp(32px,5vh,52px);border-bottom:1px solid var(--line-soft)}
.phead h1{font-size:clamp(2.4rem,6vw,4.4rem);margin-top:18px}
.phead .lead{margin-top:20px;font-size:clamp(1.05rem,1.6vw,1.25rem);color:var(--muted);max-width:62ch;line-height:1.65}

/* lista de posts */
.plist{padding:clamp(40px,7vh,72px) 0 clamp(64px,10vh,120px);display:grid;gap:18px}
.pcard{border:1px solid var(--line);border-radius:5px;background:var(--panel);overflow:hidden;display:grid;grid-template-columns:320px 1fr;transition:transform .3s,border-color .3s}
.pcard:hover{transform:translateY(-4px);border-color:var(--accent)}
.pcard .ph{position:relative;aspect-ratio:16/10;overflow:hidden;background:#000}
.pcard .ph img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.8,.2,1)}
.pcard:hover .ph img{transform:scale(1.05)}
.pcard .bd{padding:26px 28px;display:flex;flex-direction:column;justify-content:center}
.pcard .meta{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);display:flex;flex-wrap:wrap;gap:8px 16px}
.pcard h2{font-size:clamp(1.3rem,2.4vw,1.8rem);margin:12px 0 10px;line-height:1.1}
.pcard p{color:var(--muted);font-size:.96rem;line-height:1.55}
.pcard .more{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-top:16px;display:inline-flex;align-items:center;gap:.5em}

/* artigo */
.art{padding:clamp(40px,6vh,64px) 0 clamp(64px,10vh,110px)}
.art .inner{max-width:var(--readw);margin:0 auto}
.art .hero-img{max-width:900px;margin:0 auto clamp(36px,6vh,56px);border:1px solid var(--line);border-radius:6px;overflow:hidden}
.art .hero-img figcaption{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);padding:12px 16px;background:var(--panel)}
.art .inner h2{font-size:clamp(1.6rem,3.2vw,2.3rem);margin:clamp(42px,6vh,60px) 0 16px;padding-top:clamp(20px,3vh,28px);border-top:1px solid var(--line-soft);line-height:1.08}
.art .inner h3{font-size:clamp(1.15rem,2vw,1.4rem);font-weight:600;letter-spacing:0;margin:32px 0 12px;color:var(--paper)}
.art .inner p{margin:0 0 18px;color:#cfd8c6}
.art .inner ul,.art .inner ol{margin:0 0 20px;padding-left:22px;color:#cfd8c6}
.art .inner li{margin-bottom:9px}
.art .inner li::marker{color:var(--accent)}
.art .inner strong,.art .inner b{color:var(--paper);font-weight:600}
.art .inner a.ref{color:var(--accent);border-bottom:1px solid rgba(147,214,42,.35);transition:border-color .2s}
.art .inner a.ref:hover{border-color:var(--accent)}
.art .inner figure{margin:32px 0}
.art .inner figure img{border:1px solid var(--line);border-radius:5px}
.art .inner figcaption{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);margin-top:10px}

/* metadados do artigo */
.ameta{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:22px}
.ameta .dot{color:var(--accent)}

/* callout */
.note{border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:4px;background:linear-gradient(100deg,rgba(147,214,42,.06),var(--panel) 70%);padding:20px 24px;margin:28px 0}
.note .t{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.note p{margin:0;font-size:.95rem;color:var(--muted)}
.note.warn{border-left-color:var(--sun);background:linear-gradient(100deg,rgba(246,160,42,.07),var(--panel) 70%)}
.note.warn .t{color:var(--sun)}

/* tabela */
.tbl-wrap{overflow-x:auto;margin:26px 0;border:1px solid var(--line);border-radius:5px}
table{border-collapse:collapse;width:100%;min-width:520px;font-size:.9rem}
th{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);text-align:left;padding:14px 16px;background:var(--panel-2);border-bottom:1px solid var(--line)}
td{padding:13px 16px;border-bottom:1px solid var(--line-soft);color:#cfd8c6;vertical-align:top}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:rgba(147,214,42,.03)}

/* fontes */
.srcs{margin-top:clamp(48px,7vh,72px);padding-top:28px;border-top:1px solid var(--line)}
.srcs h2{font-size:1.4rem;border:none;padding:0;margin:0 0 18px}
.srcs ol{padding-left:20px;font-size:.86rem;color:var(--muted-2);line-height:1.55}
.srcs li{margin-bottom:11px;word-break:break-word}
.srcs a{color:var(--muted);border-bottom:1px solid var(--line-soft)}
.srcs a:hover{color:var(--accent)}

/* rodapé */
footer{border-top:1px solid var(--line);background:var(--ink)}
.foot{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;padding:28px 0;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.08em;color:var(--muted-2);text-transform:uppercase}
.foot .slg{color:var(--muted)}
.foot a{display:inline-block;padding:12px 0;margin:-12px 0}
.backlink{padding:10px 0;display:inline-flex;align-items:center;gap:.6em;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:8px;transition:color .2s}
.backlink:hover{color:var(--accent)}

@media(max-width:900px){
  .pcard{grid-template-columns:1fr}
  .pcard .ph{aspect-ratio:16/9}
}
@media(max-width:720px){
  body{font-size:16px}
  .nav-right a.lnk{display:none}
  .art .inner h2{margin-top:36px}
}
@media(max-width:560px){
  .wrap{padding:0 20px}
  .pcard .bd{padding:22px}
}