:root{--bg:#fff;--surface:#f8fafc;--border:#e5e7eb;--text:#0f172a;--muted:#475569;--brand:#2563eb;--brand-2:#0ea5e9;--accent:#22c55e;--radius:16px;--shadow:0 10px 30px rgba(2,6,23,.08)}
html,body{height:100%;scroll-behavior:smooth}
body{margin:0;font:16px/1.6 system-ui,-apple-system,'Segoe UI',Roboto,Ubuntu,Arial,sans-serif;color:var(--text);background:var(--bg)}
a{color:var(--brand);text-underline-offset:2px}img{max-width:100%;display:block;height:auto}
.container{max-width:1140px;margin-inline:auto;padding:0 20px}.section{padding:64px 0}
.grid{display:grid;gap:24px}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
@media (max-width:900px){.grid-3{grid-template-columns:1fr 1fr}}@media (max-width:640px){.grid-3,.grid-2{grid-template-columns:1fr}}
.header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.85);backdrop-filter:saturate(1.2) blur(10px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}.brand img{width:40px;height:40px;border-radius:8px}.brand span{font-weight:700;font-size:18px}
.nav{display:flex;align-items:center;gap:18px}.nav a{text-decoration:none;color:var(--muted);font-weight:600}.nav a.is-active,.nav a:hover{color:var(--brand)}.nav-toggle{display:none}
@media (max-width:820px){.nav{display:none}.nav-toggle{display:inline-flex;align-items:center;gap:6px;padding:8px 10px;border:1px solid var(--border);border-radius:10px;background:var(--surface);cursor:pointer} .nav.open{display:flex;overflow:auto;gap:16px;padding:12px;border-bottom:1px solid var(--border)}}
.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 18px;border-radius:12px;border:1px solid transparent;box-shadow:var(--shadow);text-decoration:none;font-weight:700}.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
.timeline{position:relative}.timeline::before{content:'';position:absolute;left:12px;top:0;bottom:0;width:2px;background:var(--border)}.step{position:relative;padding-left:44px;margin-bottom:18px}.step::before{content:'';position:absolute;left:4px;top:.4em;width:18px;height:18px;border-radius:50%;background:linear-gradient(135deg,var(--brand),#0ea5e9);box-shadow:0 0 0 4px rgba(37,99,235,.15)}
.faq details{border:1px solid var(--border);border-radius:12px;padding:12px;background:var(--surface)}.faq summary{cursor:pointer;font-weight:700}
#oferta,#architektura,#etapy,#najemcy,#postepy,#faq{scroll-margin-top:88px}
.cookie-banner{position:fixed;left:0;right:0;bottom:0;background:#111;color:#fff;padding:14px;display:flex;gap:12px;align-items:center;justify-content:center;flex-wrap:wrap;z-index:10000}
.cookie-banner button{background:#fff;border:none;padding:8px 12px;border-radius:6px;cursor:pointer}
.badges{display:flex;flex-wrap:wrap;gap:8px}.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid var(--border);border-radius:999px;background:var(--surface);font-weight:600;font-size:.9rem}
.grid-spec{display:grid;gap:12px;grid-template-columns:repeat(3,minmax(0,1fr))}@media (max-width:900px){.grid-spec{grid-template-columns:1fr 1fr}}@media (max-width:640px){.grid-spec{grid-template-columns:1fr}}
.progress{display:grid;gap:12px}.progress .row{display:grid;grid-template-columns:160px 1fr;gap:12px;align-items:center}@media (max-width:560px){.progress .row{grid-template-columns:1fr}}
.bar{height:12px;background:#e2e8f0;border-radius:999px;overflow:hidden}.bar>span{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--brand-2))}
.milestones{display:grid;gap:12px}.milestone{border-left:4px solid var(--brand);padding:8px 12px;background:var(--surface);border-radius:10px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #94a3b8;outline-offset:2px;border-radius:6px}