:root{
  --bg:#0e0f10;
  --panel:#15181b;
  --ink:#e7e7e7;
  --muted:#a7adb3;
  --accent:#7ee787;
  --accent2:#6cb6ff;
  --warn:#f2cc60;
  --danger:#ff7b72;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html{
  margin:0;padding:0;
  background:linear-gradient(120deg,#0e0f10,#121417 60%,#0f1113);
  color:var(--ink);
  font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,"Helvetica Neue",Arial;
  overflow-x:hidden;
  scrollbar-gutter: stable both-edges; /* reserva espaço pro scrollbar e evita pulo */
}
@supports (overflow-x: clip){
  html,body{overflow-x:clip}
}
body{margin:0;padding:0}
a{color:var(--accent2);text-decoration:none}
a:hover{text-decoration:underline}

.container{max-width:1200px;width:100%;margin:0 auto;padding:24px;overflow:hidden}
.header{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand .logo{width:40px;height:40px;border-radius:12px;background:conic-gradient(from 210deg,#5ac8fa,#7ee787,#f2cc60,#6cb6ff,#5ac8fa);box-shadow:var(--shadow)}
.badge{font-size:12px;padding:4px 8px;border-radius:999px;background:#232830;color:#9fb3c8;border:1px solid #2b3138}

/* TOP NAV (Edge-safe scroller) */
.nav{
  display:grid;
  grid-auto-flow:column;
  grid-auto-columns:max-content;
  gap:8px;
  max-width:100%;
  overflow-x:auto;overflow-y:hidden;
  padding:6px 2px;
}
.nav::-webkit-scrollbar{height:6px}
.nav a{
  display:block;
  padding:8px 12px;
  border-radius:10px;
  background:#1a1f24;
  border:1px solid #262b32;
  white-space:nowrap;
}
.nav a:hover{background:#1f242a}

.h1{font-size:28px;letter-spacing:.3px;margin:8px 0 12px}
.h2{font-size:20px;margin:20px 0 8px;color:var(--accent)}
.h3{font-size:16px;margin:16px 0 8px;color:var(--warn)}
.lead{color:#b7bec6;max-width:70ch}
.grid{display:grid;gap:16px}
.grid.cards{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.card{
  background:linear-gradient(180deg,#161a1f,#101215);
  border:1px solid #272d35;
  border-radius:16px;
  padding:16px;
  box-shadow:var(--shadow);
  max-width:100%;
  overflow:hidden; /* impede qualquer conteudo de "vazar" a largura */
}
.card h3{margin:0 0 6px;font-size:16px}
.meta{font-size:12px;color:var(--muted)}
.kv{display:grid;grid-template-columns: 180px 1fr;gap:8px;margin:8px 0}
.kv .k{color:#9fb3c8}
.kv .v{color:var(--ink)}
.hr{height:1px;background:linear-gradient(90deg,transparent,#2a3037,transparent);margin:16px 0}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{background:#1e2228;border:1px solid #2b3133;color:#b3bac2;border-radius:999px;padding:4px 10px;font-size:12px}
.callout{padding:12px 14px;border-left:3px solid var(--accent);background:#14181c;border:1px solid #24303a;border-radius:8px}
.columns{columns:2;gap:20px}
.columns p{break-inside:avoid}
.table{width:100%;border-collapse:collapse;background:#12161a;border:1px solid #27313a;border-radius:12px;overflow:hidden}
.table th,.table td{padding:10px 12px;border-bottom:1px solid #27313a;vertical-align:top}
.table th{background:#161b20;color:#b7c3cf;text-align:left}
.block{padding:14px 16px;background:#12161a;border:1px solid #27313a;border-radius:12px;margin:12px 0}
.badgelist{display:flex;flex-wrap:wrap;gap:10px}
.kbd{padding:2px 6px;border:1px solid #2c3239;border-radius:6px;background:#0f1316;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;color:#c6d0db}
.footer{opacity:.7;margin-top:32px;font-size:12px}
.sticky-nav{position:sticky;top:0;background:rgba(14,15,16,.75);backdrop-filter: blur(8px);border-bottom:1px solid #21262d;z-index:10}
.flex{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:10px 14px;border:1px solid #2b323a;border-radius:10px;background:#171b20;color:#e7e7e7}
.btn:hover{background:#1b2026}
.note{color:#9fb3c8;font-size:13px}
blockquote{margin:0;padding:10px 12px;border-left:3px solid var(--warn);background:#14181c;border:1px solid #27313a;border-radius:8px;color:#d9d9d9}

/* Global safety */
img,svg,table,video{max-width:100%}
pre,code{white-space:pre-wrap;word-wrap:break-word}

/* small screens */
@media (max-width: 520px){
  .container{padding:18px}
  .kv{grid-template-columns:1fr}
}

/* Print */
@media print{
  .sticky-nav,.nav,.footer,.btn{display:none!important}
  html,body{background:white;color:black}
  .card,.block,.table{box-shadow:none;border:1px solid #ccc;background:white;color:black}
}