/* JBE Pergole — warstwa wizualna.
   Znak marki to złoto na czerni, więc strona idzie w tę samą stronę: ciemny grunt,
   światło tylko tam, gdzie coś naprawdę jest ważne. Wersaliki z szerokim
   trackingiem powtarzają układ liter z logo, liczby techniczne monospace'em —
   tak jak w konfiguratorze, żeby oba narzędzia mówiły jednym językiem. */

:root{
  /* czerń z logo — lekko ciepła, nie sina */
  --night:#0B0A09;
  --surface:#131211;
  --surface-2:#1C1A18;
  --line:#2B2825;
  --line-2:#3A3631;

  /* złoto: rdzeń, światło i cień jednego metalu */
  --gold:#C9A227;
  --gold-light:#E8CE84;
  --gold-dark:#8A6E1C;
  --gold-soft:rgba(201,162,39,.12);

  --ink:#F2EFE9;
  --ink-2:#BDB6AA;
  --muted:#8A8377;

  --sans:"Segoe UI Variable Display","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"Cascadia Mono","SF Mono",Consolas,"Liberation Mono",monospace;

  --wrap:1240px;
  --gut:clamp(20px,5vw,64px);

  /* hero zostaje ciemne w obu motywach — zdjęcie jest nocne, jasny tekst na nim
     czyta się dobrze, a ciemny zniknąłby w cieniach */
  --hero-top:rgba(11,10,9,.72);
  --hero-mid:rgba(11,10,9,.35);
  --hero-bot:rgba(11,10,9,.96);
  --hero-ink:#F2EFE9;
  --hero-ink-2:#BDB6AA;
  --shadow:none;
}

/* ------------------------------------------------------------ motyw jasny --
   Złoto na jasnym tle musi zejść w głąb, inaczej ginie: akcent i liczby dostają
   ciemniejszy odcień tego samego metalu, żeby kontrast był czytelny. */
:root[data-theme="light"]{
  --night:#F6F3ED; --surface:#FFFFFF; --surface-2:#EFEAE1;
  --line:#E3DDD2; --line-2:#CFC6B6;
  --gold:#8A6E1C; --gold-light:#6E560F; --gold-dark:#C9A227;
  --gold-soft:rgba(138,110,28,.10);
  --ink:#16140F; --ink-2:#4C4638; --muted:#7C7466;
  --shadow:0 1px 2px rgba(28,24,14,.05);
}
@media (prefers-color-scheme:light){
  :root:not([data-theme]){
    --night:#F6F3ED; --surface:#FFFFFF; --surface-2:#EFEAE1;
    --line:#E3DDD2; --line-2:#CFC6B6;
    --gold:#8A6E1C; --gold-light:#6E560F; --gold-dark:#C9A227;
    --gold-soft:rgba(138,110,28,.10);
    --ink:#16140F; --ink-2:#4C4638; --muted:#7C7466;
    --shadow:0 1px 2px rgba(28,24,14,.05);
  }
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--night);color:var(--ink);font-family:var(--sans);
     font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{margin:0;text-wrap:balance;font-weight:600;letter-spacing:-.015em}

.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:var(--gut)}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.28em;text-transform:uppercase;
         color:var(--gold);margin:0 0 18px;display:flex;align-items:center;gap:12px}
.eyebrow::after{content:"";height:1px;flex:1;max-width:120px;
                background:linear-gradient(90deg,var(--gold-dark),transparent)}
.lede{color:var(--ink-2);font-size:clamp(16px,1.6vw,18px);max-width:62ch;margin:18px 0 0}

/* ---------------------------------------------------------------- nawigacja */
.nav{position:fixed;inset:0 0 auto;z-index:50;display:flex;align-items:center;gap:28px;
     padding:16px var(--gut);backdrop-filter:blur(10px);
     background:color-mix(in srgb,var(--night) 78%,transparent);
     border-bottom:1px solid transparent;transition:border-color .3s,background .3s}
.nav.stuck{border-color:var(--line);background:color-mix(in srgb,var(--night) 96%,transparent)}

/* przełącznik motywu */
.theme{display:flex;border:1px solid var(--line-2);border-radius:2px;overflow:hidden;margin-left:6px}
.theme button{background:transparent;border:0;padding:6px 9px;cursor:pointer;color:var(--muted);
              font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;text-transform:uppercase}
.theme button[aria-pressed="true"]{background:var(--gold);color:var(--night)}
.theme button:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}
.nav img{height:42px;width:auto}
.nav ul{list-style:none;display:flex;gap:26px;margin:0 0 0 auto;padding:0}
.nav a{text-decoration:none;font-size:13.5px;color:var(--ink-2);transition:color .2s}
.nav a:hover{color:var(--gold-light)}
.nav .tel{font-family:var(--mono);font-size:13px;letter-spacing:.06em;color:var(--gold);
          text-decoration:none;white-space:nowrap}
.burger{display:none;background:none;border:1px solid var(--line-2);color:var(--ink);
        padding:7px 11px;border-radius:2px;cursor:pointer;font-size:13px}

/* -------------------------------------------------------------------- hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;
      padding-bottom:clamp(48px,9vh,110px);overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;filter:saturate(.85) contrast(1.05)}
.hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,var(--hero-top) 0%,var(--hero-mid) 42%,var(--hero-bot) 100%)}
.hero .wrap{position:relative;z-index:1;width:100%;color:var(--hero-ink)}
.hero .lede{color:var(--hero-ink-2)}
.hero h1{font-size:clamp(38px,6.4vw,84px);line-height:1.02;max-width:15ch}
.hero h1 em{font-style:normal;color:var(--gold);display:block}
.hero .lede{margin-top:22px;font-size:clamp(16px,1.8vw,20px)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}

.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 26px;border-radius:2px;
     text-decoration:none;font-size:14px;font-weight:600;letter-spacing:.01em;
     border:1px solid var(--gold);color:var(--night);background:var(--gold);
     transition:background .2s,color .2s,border-color .2s}
.btn:hover{background:var(--gold-light);border-color:var(--gold-light)}
.btn.ghost{background:transparent;color:var(--gold-light);border-color:var(--line-2)}
.btn.ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn:focus-visible{outline:2px solid var(--gold-light);outline-offset:3px}

.scroll-hint{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);z-index:1;
             font-family:var(--mono);font-size:10px;letter-spacing:.24em;color:var(--muted);
             text-transform:uppercase;display:flex;flex-direction:column;align-items:center;gap:8px}
.scroll-hint::after{content:"";width:1px;height:34px;
  background:linear-gradient(var(--gold),transparent);animation:drop 2.4s ease-in-out infinite}
@keyframes drop{0%,100%{opacity:.25;transform:scaleY(.6)}50%{opacity:1;transform:scaleY(1)}}

/* ------------------------------------------------------------------ sekcje */
section{padding:clamp(64px,10vh,132px) 0;position:relative}
section + section{border-top:1px solid var(--line)}
.sec-head{max-width:70ch;margin-bottom:clamp(34px,5vh,58px)}
.sec-head h2{font-size:clamp(26px,3.6vw,44px);line-height:1.12}

/* liczby techniczne */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:1px;
       background:var(--line);border:1px solid var(--line);margin-top:44px}
.stat{background:var(--surface);padding:22px 20px}
.stat b{display:block;font-family:var(--mono);font-size:clamp(22px,2.8vw,32px);
        color:var(--gold-light);font-weight:600;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat span{display:block;font-size:12.5px;color:var(--muted);margin-top:6px}

/* karty produktowe */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.card{background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);padding:26px 24px;
      display:flex;flex-direction:column;gap:12px;transition:border-color .25s,transform .25s}
.card:hover{border-color:var(--gold-dark);transform:translateY(-3px)}
.card h3{font-size:19px}
.card .tag{font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;
           color:var(--gold)}
.card p{margin:0;color:var(--ink-2);font-size:14.5px;line-height:1.65}
.card ul{margin:6px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:7px}
.card li{font-size:13.5px;color:var(--ink-2);padding-left:18px;position:relative}
.card li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:1px;background:var(--gold)}
.card .spec{margin-top:auto;padding-top:16px;border-top:1px dotted var(--line-2);
            font-family:var(--mono);font-size:11.5px;color:var(--muted);
            display:flex;justify-content:space-between;gap:10px;font-variant-numeric:tabular-nums}
.card .spec b{color:var(--ink);font-weight:600}

/* rozkład dwukolumnowy z obrazem */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,72px);align-items:center}
.split.rev .split-media{order:2}
.split-media{position:relative;aspect-ratio:4/3;overflow:hidden;border:1px solid var(--line)}
.split-media img{width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.7,.3,1)}
.split-media:hover img{transform:scale(1.04)}
.split-media figcaption{position:absolute;left:0;bottom:0;right:0;padding:14px 16px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:#EFEAE1;background:linear-gradient(transparent,rgba(11,10,9,.9))}

/* galeria realizacji */
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.gallery figure{margin:0;position:relative;aspect-ratio:1;overflow:hidden;border:1px solid var(--line)}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .7s,filter .7s;filter:grayscale(.25)}
.gallery figure:hover img{transform:scale(1.06);filter:grayscale(0)}
.gallery figure:nth-child(1),.gallery figure:nth-child(6){grid-column:span 2;aspect-ratio:2/1}

/* pasek z konfiguratorem */
.cfg{background:
  linear-gradient(rgba(11,10,9,.86),rgba(11,10,9,.95)),
  var(--cfg-img) center/cover no-repeat;
  border-block:1px solid var(--line);color:#F2EFE9}
.cfg .lede,.cfg .cfg-points li{color:#C4BCAE}
.cfg .wrap{display:grid;grid-template-columns:1.2fr 1fr;gap:clamp(24px,5vw,64px);align-items:center}
.cfg h2{font-size:clamp(26px,3.6vw,42px)}
.cfg-points{list-style:none;margin:26px 0 0;padding:0;display:flex;flex-direction:column;gap:14px}
.cfg-points li{display:flex;gap:14px;align-items:flex-start;font-size:14.5px;color:var(--ink-2)}
.cfg-points b{font-family:var(--mono);font-size:11px;color:var(--gold);letter-spacing:.1em;
              padding-top:3px;min-width:22px}

/* kontakt */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px)}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field label{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
             color:var(--muted)}
.field input,.field textarea,.field select{background:var(--surface);border:1px solid var(--line-2);
  color:var(--ink);padding:12px 13px;border-radius:2px;font:inherit;font-size:14.5px}
.field textarea{min-height:118px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--gold);
  box-shadow:0 0 0 3px var(--gold-soft)}
.contact-info{display:flex;flex-direction:column;gap:22px}
.contact-info a{font-family:var(--mono);font-size:clamp(20px,2.4vw,30px);color:var(--gold-light);
                text-decoration:none;letter-spacing:.02em}
.contact-info a:hover{color:var(--gold)}
.contact-info p{margin:0;color:var(--ink-2);font-size:14.5px;max-width:44ch}
.note{font-size:12.5px;color:var(--muted)}

footer{padding:44px 0 54px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}
footer a{color:var(--ink-2);text-decoration:none}
footer a:hover{color:var(--gold)}

/* wejścia sekcji — jedna, spokojna animacja zamiast efektów na każdym elemencie */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.on{opacity:1;transform:none}

@media (max-width:900px){
  .nav ul{display:none}
  .nav ul.open{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;
               gap:0;background:var(--night);border-bottom:1px solid var(--line);padding:8px 0}
  .nav ul.open li a{display:block;padding:13px var(--gut);font-size:15px}
  .burger{display:block;margin-left:auto;order:1}
  .nav .tel{order:2}
  .split,.contact,.cfg .wrap{grid-template-columns:1fr}
  .split.rev .split-media{order:0}
  .gallery figure:nth-child(1),.gallery figure:nth-child(6){grid-column:span 1;aspect-ratio:1}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* Znak marki jest złoty na czerni — na jasnym tle to samo złoto rozmywa się
   w tle, więc przyciemniamy go filtrem zamiast trzymać drugi plik graficzny. */
:root[data-theme="light"] .nav img{filter:brightness(.62) contrast(1.15) saturate(1.2)}
@media (prefers-color-scheme:light){
  :root:not([data-theme]) .nav img{filter:brightness(.62) contrast(1.15) saturate(1.2)}
}

/* Hero jest ciemne w obu motywach, więc przyciski na nim muszą mieć własne kolory —
   w jasnym motywie złoto schodzi w głąb i na ciemnym tle znikało. */
.hero .btn.ghost{color:#E8CE84;border-color:rgba(232,206,132,.45)}
.hero .btn.ghost:hover{color:#F2EFE9;border-color:#E8CE84}