/* ============================================================
   HyperGeo — Usługi Geodezyjne
   Design system: "punkt odniesienia" — blueprint / triangulation
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=IBM+Plex+Sans:wght@400;500;600&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root{
  --ink:#12161c;
  --navy:#16233c;
  --navy-2:#1b2c4d;
  --blue:#1f66c9;
  --blue-light:#4fa3e6;
  --paper:#f5f7fa;
  --paper-2:#eef1f6;
  --white:#ffffff;
  --line:#d7dee7;
  --line-strong:#b9c4d1;
  --muted:#5b6472;

  --display:'Space Grotesk', sans-serif;
  --body:'IBM Plex Sans', sans-serif;
  --mono:'JetBrains Mono', monospace;

  --maxw:1180px;
  --radius:2px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--body);
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
}
img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
h1,h2,h3,h4{font-family:var(--display); margin:0; letter-spacing:-0.01em; color:var(--navy);}
p{margin:0;}
ul{margin:0; padding:0; list-style:none;}
button{font-family:inherit; cursor:pointer;}

.wrap{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}

/* subtle blueprint grid background, used behind hero/sections */
.grid-bg{
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:40px 40px;
  background-position:-1px -1px;
}

/* ---------- eyebrow / coordinate stamp ---------- */
.coord{
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:0.06em;
  color:var(--blue);
  display:inline-flex;
  align-items:center;
  gap:8px;
  text-transform:uppercase;
}
.coord::before{
  content:"";
  width:7px; height:7px;
  border:1.5px solid var(--blue);
  border-radius:50%;
  box-shadow:0 0 0 3px rgba(31,102,201,0.12);
  flex:none;
}

/* ---------- header ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(245,247,250,0.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:78px;
}
.brand{display:flex; align-items:center; gap:10px;}
.brand img{height:38px; width:auto;}

.nav-desktop{display:flex; align-items:center; gap:2px;}
.nav-desktop a{
  font-family:var(--display);
  font-weight:600;
  font-size:14.5px;
  color:var(--navy);
  padding:10px 16px;
  border-radius:var(--radius);
  position:relative;
}
.nav-desktop a::after{
  content:"";
  position:absolute; left:16px; right:16px; bottom:6px;
  height:2px; background:var(--blue);
  transform:scaleX(0); transform-origin:left;
  transition:transform .2s ease;
}
.nav-desktop a:hover::after, .nav-desktop a.active::after{transform:scaleX(1);}
.nav-desktop a.active{color:var(--blue);}

.header-cta{display:flex; align-items:center; gap:14px;}
.phone-link{
  font-family:var(--mono);
  font-size:14px;
  color:var(--navy);
  display:flex; align-items:center; gap:8px;
}
.phone-link svg{flex:none;}

.btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--display); font-weight:600; font-size:14.5px;
  padding:12px 22px;
  border-radius:var(--radius);
  border:1px solid transparent;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(100deg, var(--blue) 0%, var(--blue-light) 100%);
  color:var(--white);
  box-shadow:0 8px 20px -8px rgba(31,102,201,0.55);
}
.btn-primary:hover{transform:translateY(-2px); box-shadow:0 12px 24px -8px rgba(31,102,201,0.6);}
.btn-ghost{
  border-color:var(--line-strong);
  color:var(--navy);
  background:transparent;
}
.btn-ghost:hover{border-color:var(--blue); color:var(--blue);}

.burger{
  display:none;
  width:42px; height:42px;
  border:1px solid var(--line-strong);
  background:var(--white);
  border-radius:var(--radius);
  align-items:center; justify-content:center;
}
.burger span, .burger span::before, .burger span::after{
  content:""; display:block; width:18px; height:2px; background:var(--navy);
  position:relative; transition:all .2s ease;
}
.burger span::before{position:absolute; top:-6px;}
.burger span::after{position:absolute; top:6px;}
.burger.open span{background:transparent;}
.burger.open span::before{transform:rotate(45deg); top:0;}
.burger.open span::after{transform:rotate(-45deg); top:0;}

.nav-mobile{
  display:none;
  flex-direction:column;
  background:var(--white);
  border-bottom:1px solid var(--line);
  padding:8px 24px 20px;
}
.nav-mobile.open{display:flex;}
.nav-mobile a{
  font-family:var(--display); font-weight:600; font-size:16px;
  padding:14px 4px; border-bottom:1px solid var(--paper-2);
  color:var(--navy);
}
.nav-mobile a.active{color:var(--blue);}
.nav-mobile .btn{margin-top:14px; justify-content:center;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:76px 0 90px;
}
.hero .wrap{
  display:grid;
  grid-template-columns:1.1fr 0.9fr;
  gap:56px;
  align-items:center;
  position:relative;
  z-index:2;
}
.hero h1{
  font-size:clamp(34px, 4.6vw, 56px);
  line-height:1.06;
  margin:18px 0 22px;
}
.hero h1 span{color:var(--blue);}
.hero-lead{
  font-size:17px;
  color:var(--muted);
  max-width:46ch;
  margin-bottom:32px;
}
.hero-actions{display:flex; gap:14px; flex-wrap:wrap;}
.hero-visual{
  position:relative;
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 30px 60px -30px rgba(18,22,28,0.35);
  clip-path:polygon(8% 0, 100% 0, 100% 100%, 0 100%);
}
.hero-visual img{height:420px; object-fit:cover; width:100%;}
.hero-visual::after{
  content:"";
  position:absolute; inset:0;
  background:linear-gradient(200deg, rgba(22,35,60,0.05), rgba(22,35,60,0.55) 90%);
}
.hero-tag{
  position:absolute; left:18px; bottom:18px; z-index:2;
  color:var(--white); font-family:var(--mono); font-size:12px;
  letter-spacing:0.05em; text-transform:uppercase;
  background:rgba(18,22,28,0.55);
  padding:8px 12px; border:1px solid rgba(255,255,255,0.25);
}

.stat-strip{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:var(--white);
}
.stat-strip .wrap{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  padding:30px 24px;
}
.stat-strip .stat{
  padding:0 20px;
  border-left:1px solid var(--line);
}
.stat-strip .stat:first-child{border-left:none; padding-left:0;}
.stat-num{font-family:var(--display); font-weight:700; font-size:28px; color:var(--navy);}
.stat-label{font-size:13px; color:var(--muted); margin-top:4px;}

/* ---------- sections ---------- */
section{padding:88px 0;}
.section-head{
  max-width:640px;
  margin-bottom:48px;
}
.section-head h2{
  font-size:clamp(26px,3vw,38px);
  margin-top:14px;
}
.section-head p{color:var(--muted); margin-top:14px; font-size:16px;}
.section-head.center{margin-left:auto; margin-right:auto; text-align:center;}

.divider{
  height:1px;
  background:repeating-linear-gradient(90deg, var(--line-strong) 0 8px, transparent 8px 16px);
}

/* service cards */
.grid-4{display:grid; grid-template-columns:repeat(4,1fr); gap:20px;}
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:24px;}
.grid-2{display:grid; grid-template-columns:repeat(2,1fr); gap:28px;}

.card{
  background:var(--white);
  border:1px solid var(--line);
  padding:30px 26px;
  border-radius:var(--radius);
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover{transform:translateY(-4px); box-shadow:0 20px 40px -24px rgba(18,22,28,0.25); border-color:var(--line-strong);}
.card .icon{
  width:44px; height:44px;
  display:flex; align-items:center; justify-content:center;
  border:1.5px solid var(--blue);
  color:var(--blue);
  margin-bottom:18px;
  border-radius:50%;
}
.card h3{font-size:18px; margin-bottom:10px;}
.card p{color:var(--muted); font-size:14.5px;}
.card .coord{margin-bottom:10px;}

.link-arrow{
  display:inline-flex; align-items:center; gap:6px;
  font-family:var(--display); font-weight:600; font-size:14.5px;
  color:var(--blue); margin-top:16px;
}
.link-arrow svg{transition:transform .15s ease;}
.card:hover .link-arrow svg, .link-arrow:hover svg{transform:translateX(4px);}

/* why-us */
.why-list{display:flex; flex-direction:column; gap:0;}
.why-item{
  display:grid; grid-template-columns:56px 1fr;
  gap:20px;
  padding:22px 0;
  border-bottom:1px solid var(--line);
}
.why-item:first-child{border-top:1px solid var(--line);}
.why-num{font-family:var(--mono); color:var(--blue); font-size:14px; padding-top:4px;}
.why-item h4{font-size:17px; margin-bottom:6px;}
.why-item p{color:var(--muted); font-size:14.5px;}

/* CTA band */
.cta-band{
  background:linear-gradient(120deg, var(--navy) 0%, var(--navy-2) 60%, #1f3a63 100%);
  color:var(--white);
  position:relative;
  overflow:hidden;
}
.cta-band .wrap{
  display:flex; align-items:center; justify-content:space-between;
  gap:30px; flex-wrap:wrap;
  padding:56px 24px;
  position:relative; z-index:2;
}
.cta-band h2{color:var(--white); font-size:clamp(24px,3vw,32px);}
.cta-band p{color:#c9d5e6; margin-top:10px;}
.cta-band .coord{color:var(--blue-light);}

/* footer */
footer{
  background:var(--ink);
  color:#aeb7c4;
  padding:60px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.3fr 1fr 1fr 1fr;
  gap:36px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,0.1);
}
.footer-grid .brand img{height:34px; margin-bottom:14px;}
.footer-grid p{font-size:14px; line-height:1.7; max-width:32ch;}
.footer-col h5{
  font-family:var(--display); color:var(--white); font-size:14px;
  letter-spacing:0.04em; text-transform:uppercase; margin-bottom:16px;
}
.footer-col a, .footer-col li{font-size:14.5px; margin-bottom:10px; display:block; color:#aeb7c4;}
.footer-col a:hover{color:var(--blue-light);}
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center;
  padding-top:24px; font-size:13px; flex-wrap:wrap; gap:10px;
  font-family:var(--mono);
}

/* page header (subpages) */
.page-header{
  padding:52px 0 46px;
  border-bottom:1px solid var(--line);
}
.page-header h1{font-size:clamp(30px,4vw,44px); margin-top:14px;}
.breadcrumb{
  font-family:var(--mono); font-size:12.5px; color:var(--muted);
  display:flex; gap:8px; margin-bottom:16px; text-transform:uppercase; letter-spacing:.04em;
}
.breadcrumb a{color:var(--blue);}

/* reveal animation */
.reveal{opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1; transform:translateY(0);}

@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1; transform:none; transition:none;}
  html{scroll-behavior:auto;}
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .hero .wrap{grid-template-columns:1fr; gap:40px;}
  .hero-visual img{height:320px;}
}
@media (max-width:860px){
  .nav-desktop, .header-cta .phone-link, .header-cta .btn-ghost{display:none;}
  .burger{display:flex;}
  .grid-3, .grid-2{grid-template-columns:1fr;}
  .stat-strip .wrap{grid-template-columns:repeat(2,1fr); row-gap:24px;}
  .stat-strip .stat:nth-child(3){border-left:none;}
  .why-item{grid-template-columns:40px 1fr;}
}
@media (max-width:600px){
  .grid-4{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  section{padding:60px 0;}
  .hero{padding:44px 0 60px;}
  .cta-band .wrap{flex-direction:column; align-items:flex-start;}
}