/* Barebro — společný styl pro všechny stránky */

:root{
  --bg: #fbf9f5;
  --bg-alt: #e4e8e1;
  --bg-dark: #223129;
  --ink: #22201c;
  --ink-soft: #797468;
  --ink-inv: #fbf9f5;
  --acc: #54684e;
  --acc2: #a87c48;
  --step: 84px;
  --gutter: 24px;
}

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

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

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size:17px;
  line-height:1.7;
  overflow-x:hidden;
}

img{max-width:100%;height:auto;display:block;}

a{color:var(--acc);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
a:hover{text-decoration-thickness:2px;}
a:focus-visible,
nav a:focus-visible{outline:2px solid var(--acc);outline-offset:3px;}

/* ---------- mřížka ---------- */
.grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--gutter);
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}

/* ---------- příkazové kresty ---------- */
.rmark{
  position:relative;
  display:block;
  width:20px;
  height:20px;
  flex:0 0 20px;
}
.rmark::before,
.rmark::after{
  content:"";
  position:absolute;
  background:var(--acc2);
}
.rmark::before{left:0;top:9.5px;width:20px;height:1px;}
.rmark::after{top:0;left:9.5px;width:1px;height:20px;}
.rmark--light::before,
.rmark--light::after{background:#7d8f78;}

/* ---------- oddělovače ---------- */
.rule{
  border:0;
  margin:0;
  padding:0;
  height:10px;
  position:relative;
  max-width:100%;
}
.rule::before,
.rule::after{
  content:"";
  position:absolute;
  height:2px;
  width:min(420px,100%);
  top:0;
}
.rule::before{left:0;background:var(--acc);}
.rule::after{left:24px;top:8px;background:var(--acc2);}
.rule--light::before{background:#8ea487;}
.rule--light::after{background:#c9a06a;}

/* ---------- hlavička ---------- */
.site-head{
  padding:26px 0 22px;
  border-bottom:1px solid #ddd8cd;
}
.site-head .grid{align-items:baseline;row-gap:14px;}
.brand{
  grid-column:1 / 4;
  font-size:20px;
  font-weight:700;
  letter-spacing:-0.01em;
  color:var(--ink);
  text-decoration:none;
}
.brand span{color:var(--acc2);}
.site-nav{grid-column:5 / 13;}
.site-nav ul{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:6px 26px;
  justify-content:flex-end;
}
.site-nav a{
  font-size:15px;
  color:var(--ink);
  text-decoration:none;
  padding-bottom:2px;
  border-bottom:2px solid transparent;
}
.site-nav a:hover{border-bottom-color:var(--acc);}
.site-nav a[aria-current="page"]{border-bottom-color:var(--acc2);}

/* ---------- typografie ---------- */
h1{
  font-size:clamp(38px,6.2vw,74px);
  line-height:1.02;
  font-weight:700;
  letter-spacing:-0.035em;
  margin:0;
}
h2{
  font-size:clamp(23px,2.6vw,30px);
  line-height:1.22;
  font-weight:700;
  letter-spacing:-0.015em;
  margin:0 0 18px;
}
h3{
  font-size:19px;
  font-weight:700;
  line-height:1.35;
  margin:30px 0 10px;
}
p{margin:0 0 18px;}
.lead{font-size:19px;line-height:1.65;}
.caption{
  font-size:13px;
  line-height:1.5;
  color:var(--ink-soft);
  margin:12px 0 0;
}
.snum{
  font-size:13px;
  letter-spacing:0.16em;
  text-transform:uppercase;
  color:var(--acc2);
  display:block;
  margin-bottom:12px;
}

/* ---------- hero ---------- */
.hero{padding:var(--step) 0 calc(var(--step) - 20px);}
.hero-frame{position:relative;padding:34px 0;grid-column:1 / 13;}
.hero-frame > .grid{padding:0;max-width:none;}
.hero-frame .rmark{position:absolute;}
.hero-frame .rmark:nth-of-type(1){left:-4px;top:0;}
.hero-frame .rmark:nth-of-type(2){right:-4px;top:0;}
.hero-frame .rmark:nth-of-type(3){left:-4px;bottom:0;}
.hero-frame .rmark:nth-of-type(4){right:-4px;bottom:0;}

.hero h1{grid-column:1 / 10;position:relative;}
.hero h1 .misprint{
  display:block;
  position:relative;
}
.hero h1 .misprint::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0.04em;
  width:74%;
  max-width:100%;
  height:3px;
  background:var(--acc);
}
.hero-body{margin-top:44px;row-gap:34px;}
.hero-body .intro{grid-column:1 / 6;}
.hero-body .intro p:last-child{margin-bottom:0;}
.topics{grid-column:8 / 12;}
.topics ul{list-style:none;margin:0;padding:0;}
.topics li{
  position:relative;
  padding-left:20px;
  font-size:15px;
  line-height:1.55;
  margin-bottom:12px;
  color:var(--ink);
}
.topics li::before{
  content:"";
  position:absolute;
  left:0;
  top:0.55em;
  width:7px;
  height:7px;
  background:var(--acc);
}
.topics .snum{margin-bottom:16px;}

/* ---------- hlavní obrázek ---------- */
.figure-main{padding-bottom:var(--step);}
.figure-main figure{
  grid-column:3 / 11;
  margin:0;
  position:relative;
  padding:14px;
}
.figure-main .rmark{position:absolute;}
.figure-main .rmark:nth-of-type(1){left:0;top:0;}
.figure-main .rmark:nth-of-type(2){right:0;top:0;}
.figure-main .rmark:nth-of-type(3){left:0;bottom:0;}
.figure-main .rmark:nth-of-type(4){right:0;bottom:0;}
.figure-main figcaption{max-width:60ch;}

/* ---------- textové sekce ---------- */
.band{padding:var(--step) 0;}
.band--alt{background:var(--bg-alt);}
.band .rule{grid-column:1 / 13;margin-bottom:30px;}

.tsec{grid-column:1 / 8;}
.tsec.o1{grid-column:1 / 8;}
.tsec.o2{grid-column:2 / 9;}
.tsec.o3{grid-column:3 / 10;}
.tsec.o4{grid-column:4 / 11;}
.tsec .rule{margin-bottom:26px;}
.tsec > p:last-child{margin-bottom:0;}
.tsec + .tsec{margin-top:var(--step);}

ul.check,ol.steps{margin:0 0 18px;padding:0 0 0 0;}
ul.check{list-style:none;}
ul.check li{
  position:relative;
  padding-left:22px;
  margin-bottom:10px;
}
ul.check li::before{
  content:"";
  position:absolute;
  left:0;
  top:0.62em;
  width:8px;
  height:2px;
  background:var(--acc2);
}
ol.steps{padding-left:22px;}
ol.steps li{margin-bottom:10px;padding-left:4px;}
ol.steps li::marker{color:var(--acc2);font-weight:700;}

dl.terms{margin:0 0 18px;}
dl.terms dt{font-weight:700;margin-top:16px;}
dl.terms dd{margin:4px 0 0;color:var(--ink);}

/* ---------- kontrastní sekce ---------- */
.dark{
  background:var(--bg-dark);
  color:var(--ink-inv);
  padding:var(--step) 0;
}
.dark h2,.dark h3{color:var(--ink-inv);}
.dark .snum{color:#c9a06a;}
.dark a{color:#b7cbaf;}
.dark .caption{color:#a9b3a5;}
.dark .grid{row-gap:40px;align-items:start;}
.dark figure{grid-column:1 / 6;margin:0;}
.dark .dark-text{grid-column:7 / 13;}
.dark .dark-text > p:last-child{margin-bottom:0;}
.dark ul.check li::before{background:#c9a06a;}
.dark .rule{grid-column:1 / 13;}

/* ---------- kontakt ---------- */
.contact-block{grid-column:3 / 10;}
.contact-block .rule{margin-bottom:26px;}

/* ---------- O projektu (about) ---------- */
.about-body{position:relative;}
.about-body .marks{
  grid-column:1 / 2;
  display:flex;
  flex-direction:column;
  gap:calc(var(--step) + 40px);
  padding-top:8px;
}
.about-body .about-text{grid-column:3 / 10;}
.about-body .about-text section + section{margin-top:var(--step);}

/* ---------- právní stránky ---------- */
.doc{grid-column:2 / 10;}
.doc section + section{margin-top:52px;}
.doc h2{margin-top:0;}
.doc .rule{margin-bottom:24px;}

/* ---------- patička ---------- */
.site-foot{
  background:var(--bg-dark);
  color:var(--ink-inv);
  padding:56px 0 48px;
  margin-top:0;
}
.site-foot .rule{grid-column:1 / 13;margin-bottom:34px;}
.site-foot a{color:#b7cbaf;}
.foot-main{grid-column:1 / 8;}
.foot-main .foot-name{
  font-size:24px;
  font-weight:700;
  letter-spacing:-0.02em;
  margin:0 0 12px;
}
.foot-main p{color:#c3cbbf;margin-bottom:0;font-size:15px;line-height:1.65;max-width:52ch;}
.foot-nav{grid-column:8 / 13;}
.foot-nav ul{list-style:none;margin:0 0 18px;padding:0;}
.foot-nav li{margin-bottom:8px;font-size:15px;}
.foot-mail{font-size:15px;margin:0;color:#c3cbbf;}
.foot-note{
  grid-column:1 / 13;
  margin:40px 0 0;
  padding-top:18px;
  border-top:1px solid #35473c;
  font-size:13px;
  color:#9aa695;
}

/* ---------- responzivita ---------- */
@media (max-width:900px){
  .brand{grid-column:1 / 13;}
  .site-nav{grid-column:1 / 13;}
  .site-nav ul{justify-content:flex-start;}
  .hero h1{grid-column:1 / 13;}
  .hero-body .intro{grid-column:1 / 13;}
  .topics{grid-column:1 / 13;}
  .figure-main figure{grid-column:1 / 13;}
  .tsec,.tsec.o1,.tsec.o2,.tsec.o3,.tsec.o4{grid-column:1 / 13;}
  .dark figure{grid-column:1 / 8;}
  .dark .dark-text{grid-column:1 / 13;}
  .contact-block{grid-column:1 / 13;}
  .about-body .marks{display:none;}
  .about-body .about-text{grid-column:1 / 13;}
  .doc{grid-column:1 / 13;}
  .foot-main{grid-column:1 / 13;}
  .foot-nav{grid-column:1 / 13;margin-top:32px;}
}

@media (max-width:640px){
  :root{--step:50px;--gutter:16px;}
  body{font-size:16.5px;}
  .grid{padding:0 20px;}
  .lead{font-size:18px;}
  .hero-frame{padding:26px 0;}
  .hero h1 .misprint::after{width:88%;}
  .dark figure{grid-column:1 / 13;}
  .rule::before,.rule::after{width:min(280px,100%);}
  .figure-main figure{padding:12px;}
}

.hero-body .intro:only-child{grid-column:1 / 9;}
@media (max-width:900px){.hero-body .intro:only-child{grid-column:1 / 13;}}