/* Shared styles for index.html and cennik.html */
:root{
  --bg:#0c0c0c; --bg-2:#161616; --line:#2a2a2a;
  --text:#f6f6f4; --muted:#a3a3a0;
  --accent:#f7c600; --on-accent:#0c0c0c; --accent-ink:#f7c600;
  --ink:#0c0c0c; --paper:#f6f6f4;
  --radius:4px;
  --pad:clamp(16px,4vw,48px);
  --ease:cubic-bezier(.16,1,.3,1);
  color-scheme:dark;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font-family:"Archivo",system-ui,sans-serif;font-size:17px;line-height:1.55;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit}
section[id]{scroll-margin-top:72px}
.wrap{max-width:1400px;margin:0 auto;padding:0 var(--pad)}
.display{font-stretch:125%;font-weight:800;letter-spacing:-.02em;line-height:.95;text-transform:uppercase}
.muted{color:var(--muted)}
.mark{font-style:normal;background:var(--accent);color:var(--on-accent);padding:0 .1em;box-decoration-break:clone;-webkit-box-decoration-break:clone}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6em;white-space:nowrap;padding:16px 22px;border-radius:var(--radius);font:inherit;font-weight:600;font-size:16px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .2s var(--ease),background .2s,border-color .2s,filter .2s}
.btn:active{transform:translateY(1px) scale(.99)}
.btn i{font-size:20px}
.btn-primary{background:var(--accent);color:var(--on-accent)}
.btn-primary:hover{filter:brightness(1.08)}
.btn-ghost{border-color:var(--line);color:var(--text);background:transparent}
.btn-ghost:hover{border-color:var(--text)}
.btn-outline-light{border-color:rgba(246,246,244,.4);color:#f6f6f4}
.btn-outline-light:hover{border-color:#f6f6f4;background:rgba(246,246,244,.08)}
:focus-visible{outline:2px solid var(--accent-ink);outline-offset:3px}

/* nav: always dark so the white logo reads in both themes */
header.nav{--text:#f6f6f4;--muted:#a3a3a0;--line:#2a2a2a;--accent-ink:#f7c600;
  position:sticky;top:0;z-index:30;color:var(--text);background:rgba(12,12,12,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-bar{display:flex;align-items:center;gap:32px;height:72px}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none;flex:none}
.brand img{height:50px;width:auto}
.brand span{font-stretch:125%;font-weight:800;font-size:13px;line-height:1.1;letter-spacing:.02em;text-transform:uppercase;padding-left:14px;border-left:1px solid var(--line)}
.menu{display:flex;gap:28px;margin-right:auto}
.menu a{text-decoration:none;color:var(--muted);font-size:15px;transition:color .2s}
.menu a:hover,.menu a[aria-current="page"]{color:var(--text)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-actions .btn{padding:11px 16px;font-size:15px}
.nav-actions .btn i{font-size:18px}
.menu-btn{display:none;width:44px;height:44px;place-items:center;border-radius:var(--radius);border:1px solid var(--line);background:transparent;color:var(--text);font-size:22px;cursor:pointer}
.menu-detailing{display:none}
@media (max-width:1060px){
  .nav-bar{gap:12px}
  .menu-btn{display:grid}
  .nav-actions .detailing{display:none}
  .menu{position:absolute;left:0;right:0;top:72px;flex-direction:column;gap:0;margin:0;padding:8px var(--pad) 20px;background:#0c0c0c;border-bottom:1px solid var(--line);
    opacity:0;transform:translateY(-8px);pointer-events:none;transition:opacity .25s,transform .35s var(--ease)}
  .menu.open{opacity:1;transform:none;pointer-events:auto}
  .menu a{padding:14px 0;font-size:18px;color:var(--text);border-bottom:1px solid var(--line)}
  .menu .menu-detailing{display:flex;align-items:center;gap:8px;border-bottom:0;color:var(--accent-ink)}
  .brand{margin-right:auto}
}
@media (max-width:520px){
  .brand img{height:42px}
  .brand span{font-size:11px;padding-left:10px}
  .brand{gap:10px}
  .nav-actions .btn{padding:10px 12px;font-size:14px}
  .nav-actions .btn i{display:none}
}

/* footer */
footer{padding:32px 0 40px;border-top:1px solid var(--line)}
footer .wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px 32px;color:var(--muted);font-size:14px}
footer a{text-decoration:none}
footer a:hover{color:var(--text)}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 24px}

/* reveal motion */
@media (prefers-reduced-motion: no-preference){
  .rv{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:calc(var(--d,0) * 80ms)}
  .rv.in{opacity:1;transform:none}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}