/* ==========================================================================
   Trasa.com.pl
   Motyw jasny. Bez zewnetrznych zasobow.
   ========================================================================== */

:root{
  --bg:#ffffff;
  --bg-tint:#f7f8fa;
  --bg-deep:#eef2f6;
  --ink:#0f1620;
  --ink-mid:#3d4753;
  --ink-soft:#67717e;
  --line:#e2e7ec;
  --line-soft:#eef1f4;
  --accent:#0f4c75;
  --accent-hover:#0a3a5c;
  --accent-tint:#eaf2f8;
  --accent-line:#c9dcea;
  --sand:#b8860b;

  --ui:-apple-system,BlinkMacSystemFont,"Segoe UI","Inter",Roboto,"Helvetica Neue",Arial,sans-serif;
  --serif:"Iowan Old Style","Charter","Bitstream Charter","Sitka Text",Cambria,Georgia,serif;

  --w:720px;
  --w-wide:1080px;
  --r:10px;
  --shadow:0 1px 2px rgba(15,22,32,.04),0 4px 14px rgba(15,22,32,.05);
  --shadow-lift:0 2px 6px rgba(15,22,32,.06),0 12px 32px rgba(15,22,32,.09);
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--serif);
  font-size:18.5px;
  line-height:1.72;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

.wrap{max-width:var(--w);margin:0 auto;padding:0 22px;}
.wrap-wide{max-width:var(--w-wide);margin:0 auto;padding:0 22px;}

/* --------------------------------------------------------------- naglowek */

.site-head{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
}
.site-head .bar{
  max-width:var(--w-wide);
  margin:0 auto;
  padding:0 22px;
  height:62px;
  display:flex;
  align-items:center;
  gap:14px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-family:var(--ui);
  font-size:17px;
  font-weight:650;
  letter-spacing:-.25px;
  color:var(--ink);
  text-decoration:none;
  white-space:nowrap;
}
.brand svg{display:block;flex:none;}
.brand em{font-style:normal;color:var(--accent);font-weight:550;}

nav.main{margin-left:auto;}
nav.main ul{
  margin:0;padding:0;list-style:none;
  display:flex;align-items:center;gap:4px;
}
nav.main a{
  display:block;
  padding:7px 12px;
  border-radius:7px;
  font-family:var(--ui);
  font-size:14.5px;
  font-weight:480;
  color:var(--ink-soft);
  text-decoration:none;
  transition:background .15s ease,color .15s ease;
}
nav.main a:hover{background:var(--bg-tint);color:var(--ink);}
nav.main a[aria-current="page"]{color:var(--accent);background:var(--accent-tint);font-weight:550;}

/* ------------------------------------------------------------------- hero */

.hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(900px 420px at 78% -10%,rgba(15,76,117,.10),transparent 62%),
    radial-gradient(620px 380px at 8% 108%,rgba(184,134,11,.09),transparent 60%),
    linear-gradient(180deg,#fbfcfd 0%,#f4f7fa 100%);
}
.hero-inner{
  max-width:var(--w-wide);
  margin:0 auto;
  padding:78px 22px 72px;
  display:grid;
  grid-template-columns:1.08fr .92fr;
  gap:56px;
  align-items:center;
}
.hero .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--ui);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.9px;
  text-transform:uppercase;
  color:var(--accent);
  background:rgba(255,255,255,.75);
  border:1px solid var(--accent-line);
  padding:5px 12px;
  border-radius:100px;
  margin-bottom:22px;
}
.hero h1{
  font-family:var(--ui);
  font-size:clamp(32px,4.1vw,46px);
  line-height:1.1;
  letter-spacing:-1.2px;
  font-weight:680;
  margin:0 0 18px;
}
.hero p{
  font-size:19.5px;
  line-height:1.62;
  color:var(--ink-mid);
  margin:0 0 26px;
  max-width:44ch;
}
.hero-art{position:relative;}
.hero-art svg{width:100%;height:auto;display:block;border-radius:var(--r);box-shadow:var(--shadow-lift);}

.btn-row{display:flex;flex-wrap:wrap;gap:11px;}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--ui);font-size:14.5px;font-weight:550;
  padding:11px 19px;border-radius:8px;text-decoration:none;
  transition:transform .12s ease,box-shadow .15s ease,background .15s ease;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 1px 2px rgba(15,76,117,.3);}
.btn-primary:hover{background:var(--accent-hover);color:#fff;transform:translateY(-1px);box-shadow:0 4px 14px rgba(15,76,117,.26);}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line);}
.btn-ghost:hover{border-color:var(--accent-line);color:var(--accent);transform:translateY(-1px);}

/* --------------------------------------------------------------- sekcje */

main{padding:0 0 10px;}
.section{padding:62px 0 8px;}
.section-head{margin-bottom:28px;}
.section-head h2{
  font-family:var(--ui);
  font-size:13px;font-weight:650;letter-spacing:1.3px;text-transform:uppercase;
  color:var(--ink-soft);margin:0 0 8px;
}
.section-head p{font-size:17px;color:var(--ink-mid);margin:0;max-width:56ch;}

/* ---------------------------------------------------------------- karty */

.cards{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(310px,1fr));
  gap:20px;
  list-style:none;margin:0;padding:0;
}
.card{
  display:flex;flex-direction:column;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--r);
  overflow:hidden;
  transition:transform .16s ease,box-shadow .18s ease,border-color .18s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift);border-color:var(--accent-line);}
.card-art{display:block;line-height:0;border-bottom:1px solid var(--line-soft);}
.card-art svg{width:100%;height:auto;display:block;}
.card-body{padding:19px 21px 22px;display:flex;flex-direction:column;flex:1;}
.card .tag{
  font-family:var(--ui);font-size:11.5px;font-weight:600;
  letter-spacing:.85px;text-transform:uppercase;color:var(--accent);
  margin:0 0 8px;
}
.card h3{
  font-family:var(--ui);font-size:18.5px;line-height:1.33;
  letter-spacing:-.4px;font-weight:620;margin:0 0 9px;
}
.card h3 a{color:var(--ink);text-decoration:none;}
.card:hover h3 a{color:var(--accent);}
.card p{
  font-family:var(--ui);font-size:14.8px;line-height:1.58;
  color:var(--ink-soft);margin:0;
}
.card.feature{grid-column:1 / -1;}
@media (min-width:860px){
  .card.feature{flex-direction:row;align-items:stretch;}
  .card.feature .card-art{flex:0 0 46%;border-bottom:0;border-right:1px solid var(--line-soft);}
  .card.feature .card-art svg{height:100%;object-fit:cover;}
  .card.feature .card-body{padding:32px 34px;justify-content:center;}
  .card.feature h3{font-size:25px;letter-spacing:-.7px;margin-bottom:11px;}
  .card.feature p{font-size:16.2px;}
}

/* ------------------------------------------------------- naglowek wpisu */

.post-head{
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#fbfcfd,#f6f8fa);
}
.post-head .wrap{padding-top:52px;padding-bottom:42px;}
.post-head .kicker{
  font-family:var(--ui);font-size:12.5px;font-weight:600;
  letter-spacing:1px;text-transform:uppercase;color:var(--accent);margin:0 0 14px;
}
.post-head h1{
  font-family:var(--ui);
  font-size:clamp(29px,3.7vw,41px);
  line-height:1.14;letter-spacing:-1.05px;font-weight:680;margin:0 0 16px;
}
.post-head .standfirst{
  font-size:19.5px;line-height:1.6;color:var(--ink-mid);margin:0 0 20px;max-width:52ch;
}
.byline{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--ui);font-size:13.5px;color:var(--ink-soft);margin:0;
}
.byline .dot{width:3px;height:3px;border-radius:50%;background:var(--ink-soft);opacity:.55;}

.post-art{
  margin:36px auto 4px;
  line-height:0;
  border:1px solid var(--line);
  border-radius:var(--r);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.post-art svg{width:100%;height:auto;display:block;}

/* ------------------------------------------------------------- typografia */

article{padding:36px 0 0;}
article h2{
  font-family:var(--ui);
  font-size:25px;line-height:1.3;letter-spacing:-.55px;font-weight:640;
  margin:46px 0 14px;
}
article h3{
  font-family:var(--ui);
  font-size:19.5px;line-height:1.38;letter-spacing:-.3px;font-weight:620;
  margin:32px 0 9px;
}
article h2:first-child,article h3:first-child{margin-top:0;}
p{margin:0 0 19px;}
a{color:var(--accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2.5px;text-decoration-color:var(--accent-line);transition:text-decoration-color .15s ease,color .15s ease;}
a:hover{color:var(--accent-hover);text-decoration-color:var(--accent);}

ul.body,ol.body{margin:0 0 21px;padding-left:4px;list-style:none;}
ul.body li,ol.body li{position:relative;padding-left:26px;margin-bottom:11px;}
ul.body li::before{
  content:"";position:absolute;left:6px;top:.72em;
  width:6px;height:6px;border-radius:50%;background:var(--accent);opacity:.55;
}
ol.body{counter-reset:n;}
ol.body li{padding-left:32px;}
ol.body li::before{
  counter-increment:n;content:counter(n);
  position:absolute;left:0;top:.16em;
  font-family:var(--ui);font-size:12.5px;font-weight:650;color:var(--accent);
  width:21px;height:21px;border-radius:50%;background:var(--accent-tint);
  display:flex;align-items:center;justify-content:center;
}

blockquote{
  margin:30px 0;padding:22px 26px;
  background:var(--bg-tint);
  border-left:3px solid var(--accent);
  border-radius:0 var(--r) var(--r) 0;
  font-size:19px;line-height:1.6;color:var(--ink-mid);font-style:italic;
}
blockquote p:last-child{margin-bottom:0;}

.note{
  position:relative;
  background:var(--accent-tint);
  border:1px solid var(--accent-line);
  border-radius:var(--r);
  padding:21px 24px;
  margin:32px 0;
  font-family:var(--ui);
  font-size:15.8px;line-height:1.62;color:var(--ink-mid);
}
.note strong{color:var(--accent);font-weight:640;}
.note p:last-child{margin-bottom:0;}

.disclaimer{
  background:var(--bg-tint);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:18px 21px;margin:40px 0 0;
  font-family:var(--ui);font-size:14.2px;line-height:1.62;color:var(--ink-soft);
}
.disclaimer p:last-child{margin-bottom:0;}

/* --------------------------------------------------------------- tabele */

.table-wrap{
  margin:28px 0;
  border:1px solid var(--line);
  border-radius:var(--r);
  overflow:hidden;
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
}
table{width:100%;border-collapse:collapse;font-family:var(--ui);font-size:15px;min-width:460px;}
thead th{
  background:var(--bg-tint);
  font-size:12.5px;font-weight:650;letter-spacing:.5px;text-transform:uppercase;
  color:var(--ink-soft);
  text-align:left;padding:12px 16px;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
tbody td{
  padding:13px 16px;
  border-bottom:1px solid var(--line-soft);
  vertical-align:top;line-height:1.55;color:var(--ink-mid);
}
tbody tr:last-child td{border-bottom:0;}
tbody tr:nth-child(even){background:#fcfdfe;}
tbody td:first-child{color:var(--ink);font-weight:520;}

code{
  font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
  font-size:.87em;background:var(--bg-deep);
  padding:2px 6px;border-radius:5px;color:var(--accent-hover);
}

/* ---------------------------------------------------------- czytaj dalej */

.next-read{
  margin:54px 0 0;padding:28px 0 0;border-top:1px solid var(--line);
}
.next-read h2{
  font-family:var(--ui);font-size:12.5px;font-weight:650;
  letter-spacing:1.2px;text-transform:uppercase;color:var(--ink-soft);margin:0 0 16px;
}
.next-read ul{list-style:none;margin:0;padding:0;display:grid;gap:9px;}
.next-read li a{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-family:var(--ui);font-size:15.5px;font-weight:520;
  padding:14px 17px;border:1px solid var(--line);border-radius:9px;
  text-decoration:none;color:var(--ink);background:var(--bg);
  transition:border-color .15s ease,background .15s ease,transform .12s ease;
}
.next-read li a::after{content:"›";font-size:19px;color:var(--ink-soft);line-height:1;}
.next-read li a:hover{border-color:var(--accent-line);background:var(--accent-tint);transform:translateX(2px);color:var(--accent);}
.next-read li a:hover::after{color:var(--accent);}

/* --------------------------------------------------------------- stopka */

footer{
  margin-top:76px;
  border-top:1px solid var(--line);
  background:var(--bg-tint);
  padding:38px 0 44px;
  font-family:var(--ui);font-size:14.2px;line-height:1.66;color:var(--ink-soft);
}
footer .cols{
  max-width:var(--w-wide);margin:0 auto;padding:0 22px;
  display:grid;grid-template-columns:1.4fr 1fr;gap:34px;
}
footer .brand{margin-bottom:10px;font-size:15.5px;}
footer p{margin:0 0 10px;max-width:56ch;}
footer a{color:var(--ink-mid);text-decoration:none;}
footer a:hover{color:var(--accent);text-decoration:underline;}
footer ul{list-style:none;margin:0;padding:0;}
footer li{margin-bottom:7px;}
footer .legal{
  max-width:var(--w-wide);margin:26px auto 0;padding:18px 22px 0;
  border-top:1px solid var(--line);font-size:13.2px;color:var(--ink-soft);
}

/* ---------------------------------------------------------------- mobile */

@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr;gap:38px;padding:52px 22px 50px;}
  .hero-art{order:-1;max-width:460px;}
  footer .cols{grid-template-columns:1fr;gap:24px;}
}

@media (max-width:660px){
  body{font-size:17.5px;}
  .site-head .bar{height:auto;padding:11px 18px;flex-wrap:wrap;gap:8px;}
  nav.main{margin-left:0;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;}
  nav.main::-webkit-scrollbar{display:none;}
  nav.main ul{gap:2px;padding-bottom:2px;}
  nav.main a{padding:6px 10px;font-size:14px;white-space:nowrap;}
  .wrap,.wrap-wide{padding:0 18px;}
  .hero-inner{padding:38px 18px 42px;}
  .hero p{font-size:18px;}
  .section{padding:46px 0 6px;}
  article h2{font-size:22px;margin-top:38px;}
  article h3{font-size:18.5px;}
  .post-head .wrap{padding-top:36px;padding-bottom:32px;}
  .post-head .standfirst{font-size:18px;}
  .cards{grid-template-columns:1fr;gap:16px;}
  blockquote{padding:18px 20px;font-size:17.5px;}
  .note{padding:18px 19px;}

}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

@media print{
  .site-head,nav.main,.next-read,.hero-art,.post-art{display:none;}
  body{font-size:11pt;}
}