@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;700;800&display=swap');
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#0E0D0C;
  --bg-alt:#161412;
  --text:#EEECEA;
  --sub:#666360;
  --muted:#3A3835;
  --border:#1E1C1A;
  --pad:40px;
}

html{scroll-behavior:smooth;background:var(--bg);-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font-family:'Syne',sans-serif;font-weight:400;overflow-x:hidden;min-height:100vh;display:flex;flex-direction:column;max-width:1400px;margin:0 auto}
a{color:inherit;text-decoration:none}
main{flex:1}

/* LANG */
body:not(.is-pt) .t-pt{display:none!important}
body.is-pt .t-en{display:none!important}

/* STICKY NAV — 3-col so toggle stays visible */
.sticky-nav{
  position:fixed;top:0;left:50%;transform:translateX(-50%);
  width:100%;max-width:1400px;z-index:100;
  background:rgba(14,13,12,0.94);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  display:none;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  padding:14px var(--pad);
  border-bottom:0.5px solid var(--border);
}
.sticky-nav.visible{display:grid}
.sticky-nav .nav-links{grid-column:2}
.sticky-nav .lang-toggle{grid-column:3;justify-self:end}

/* HEADER */
.site-header{padding:32px var(--pad) 0;border-bottom:0.5px solid var(--border)}
.site-name{font-weight:800;font-size:clamp(26px,4.5vw,58px);letter-spacing:0.24em;text-transform:uppercase;text-align:center;padding-bottom:18px;color:var(--text)}

/* SITE NAV — 3-col */
.site-nav{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  padding:15px 0;
  border-top:0.5px solid var(--border);
}
.site-nav .nav-links{grid-column:2}
.site-nav .lang-toggle{grid-column:3;justify-self:end}

.nav-links{display:flex;gap:40px}
.nav-links a{font-size:11px;letter-spacing:0.12em;text-transform:uppercase;color:var(--muted);transition:color 0.2s;font-weight:500}
.nav-links a:hover,.nav-links a.active{color:var(--text)}

.lang-toggle{font-size:11px;letter-spacing:0.1em;color:var(--muted);cursor:pointer;display:flex;align-items:center;gap:5px;font-weight:500}
.lang-toggle [data-lang].active{color:var(--text)}
.lang-toggle .sep{color:var(--border)}

/* LABELS */
.section-label{font-size:10px;letter-spacing:0.14em;text-transform:uppercase;color:var(--sub);font-weight:500}

/* FOOTER */
footer{padding:18px var(--pad);border-top:0.5px solid var(--border);display:flex;justify-content:space-between;background:var(--bg-alt)}
footer span{font-size:10px;letter-spacing:0.1em;text-transform:uppercase;color:var(--muted);font-weight:500}

@media(max-width:680px){
  :root{--pad:20px}
  .site-name{font-size:clamp(18px,7vw,32px);letter-spacing:0.10em}
  .sticky-nav,.site-nav{grid-template-columns:1fr;justify-items:center;row-gap:10px;padding-top:10px;padding-bottom:10px}
  .sticky-nav .nav-links,.site-nav .nav-links{grid-column:1}
  .sticky-nav .lang-toggle,.site-nav .lang-toggle{grid-column:1;justify-self:center}
  .nav-links{gap:18px}
  .lang-toggle{font-size:10px}
}
@media(max-width:380px){
  .site-name{font-size:clamp(16px,7.5vw,28px);letter-spacing:0.06em}
  .nav-links{gap:12px}
  .nav-links a{font-size:10px}
}