/* Palvunteskar — herbářová paleta */

:root{
  --bg:#eef1e8;
  --bg-alt:#e2e7dc;
  --bg-dark:#2c3a2c;
  --ink:#1f2620;
  --ink-soft:#6d7468;
  --ink-inv:#eef1e8;
  --accent:#5f7a46;
  --accent2:#b4655a;
  --col:calc((100% - 11 * 24px) / 12);
  --gap: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:1.8;
  overflow-x:hidden;
}

h1,h2,h3{
  font-family:Georgia,'Times New Roman',serif;
  font-weight:400;
  line-height:1.05;
  margin:0;
  letter-spacing:-0.01em;
}

h1{font-size:clamp(2.4rem,5.4vw,4.1rem);}
h2{font-size:clamp(1.5rem,2.5vw,2.05rem);line-height:1.12;}
h3{font-size:1.16rem;line-height:1.25;}

p{margin:0 0 20px;}
p:last-child{margin-bottom:0;}

a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
a:hover{color:var(--ink);}

a:focus-visible,
:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
}

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

.wrap{
  width:100%;
  max-width:1220px;
  margin:0 auto;
  padding:0 32px;
}

.grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--gap);
}

/* ---------- hlavička ---------- */

.site-head{padding:34px 0 0;}

.site-head .grid{align-items:start;row-gap:18px;}

.brand{
  grid-column:1 / span 4;
  font-family:Georgia,'Times New Roman',serif;
  font-size:19px;
  letter-spacing:0.06em;
  text-decoration:none;
  color:var(--ink);
}

.site-nav{grid-column:5 / span 8;}

.site-nav ul{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:6px 30px;
  justify-content:flex-end;
}

.site-nav a{
  font-size:13px;
  letter-spacing:0.09em;
  text-transform:none;
  text-decoration:none;
  color:var(--ink-soft);
}

.site-nav a:hover,
.site-nav a[aria-current="page"]{color:var(--ink);}

.site-nav a[aria-current="page"]{border-bottom:1px solid var(--accent);}

.head-rule{
  grid-column:1 / span 5;
  height:1px;
  background:var(--accent);
  margin-top:22px;
}

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

.hero{padding:60px 0 0;}

.hero .grid{row-gap:34px;}

.hero-title{grid-column:1 / span 7;}

.hero-title .l1{display:block;margin-left:calc(2 * (100% / 7));}
.hero-title .l2{display:block;}

.hero-topics{
  grid-column:10 / span 3;
  align-self:end;
  list-style:none;
  margin:0;
  padding:0;
  border-top:1px solid rgba(31,38,32,.22);
}

.hero-topics li{
  border-bottom:1px solid rgba(31,38,32,.22);
  padding:9px 0;
  font-size:13px;
  line-height:1.5;
  color:var(--ink-soft);
}

.hero-topics .num{color:var(--accent2);margin-right:9px;}

.hero-lede{
  grid-column:1 / span 6;
  margin-top:8px;
}

/* ---------- obrázky ---------- */

.figure-main{
  grid-column:8 / span 5;
  margin:0;
}

.figure-main .frame{
  padding:8px;
  border:1px solid var(--accent);
}

.figure-main img{width:100%;}

.figure-caption{
  grid-column:1 / span 4;
  align-self:end;
  font-size:13px;
  line-height:1.6;
  color:var(--ink-soft);
  margin:0;
}

.image-band{padding-top:52px;}
.image-band .grid{row-gap:20px;align-items:end;}

/* ---------- sekce ---------- */

main section{padding:64px 0;}

.band-alt{background:var(--bg-alt);}

.band-dark{
  background:var(--bg-dark);
  color:var(--ink-inv);
}

.band-dark h2,.band-dark h3{color:var(--ink-inv);}
.band-dark a{color:#c7d6b3;}
.band-dark a:hover{color:#fff;}
.band-dark .rule{background:#7d9760;}
.band-dark .caption{color:#a9b5a0;}
.band-dark :focus-visible{outline-color:#c7d6b3;}

.rule{
  height:1px;
  background:var(--accent);
  width:calc(2 * (100% / 6));
  margin:0 0 26px;
}

.sec-num{
  display:block;
  font-size:13px;
  letter-spacing:0.12em;
  color:var(--accent2);
  margin-bottom:12px;
}

.col-text{grid-column:1 / span 6;}
.col-text-shift{grid-column:4 / span 6;}

.subsec{margin-top:34px;}
.subsec h3{margin-bottom:12px;}

ul.list,ol.list{
  margin:0 0 20px;
  padding-left:0;
  list-style:none;
}

ul.list li,ol.list li{
  position:relative;
  padding-left:26px;
  margin-bottom:11px;
}

ul.list li::before{
  content:"";
  position:absolute;
  left:0;
  top:14px;
  width:12px;
  height:1px;
  background:var(--accent);
}

ol.list{counter-reset:step;}
ol.list li{padding-left:34px;}
ol.list li::before{
  counter-increment:step;
  content:counter(step,decimal-leading-zero);
  position:absolute;
  left:0;
  top:0;
  font-size:13px;
  color:var(--accent2);
}

.band-dark ul.list li::before{background:#7d9760;}
.band-dark ol.list li::before{color:#d3a49c;}

/* tmavá sekce s detailním obrázkem */

.detail-media{grid-column:1 / span 4;}
.detail-media figure{margin:0;}
.detail-media img{width:100%;}
.detail-media .caption{
  font-size:13px;
  line-height:1.6;
  margin-top:12px;
}

.detail-text{grid-column:6 / span 6;}

/* ---------- vnitřní stránky ---------- */

.page-head{padding:56px 0 0;}
.page-head h1{grid-column:1 / span 8;}
.page-head .lede{grid-column:1 / span 6;margin-top:24px;}

.doc{grid-column:1 / span 6;}
.doc section{padding:0;}
.doc .block{margin-bottom:56px;}
.doc .block:last-child{margin-bottom:0;}

.doc h2{
  position:relative;
  padding-left:38px;
  margin-bottom:18px;
}

.doc h2::before{
  content:"";
  position:absolute;
  left:0;
  top:0.62em;
  width:24px;
  height:1px;
  background:var(--accent);
}

.doc h3{margin:26px 0 10px;}

.doc-body{padding:56px 0 64px;}

/* ---------- patička ---------- */

.site-foot{
  padding:56px 0 64px;
  background:var(--bg-alt);
}

.foot-rule{
  grid-column:1 / span 5;
  height:1px;
  background:var(--accent);
  margin-bottom:30px;
}

.foot-brand{grid-column:1 / span 5;}
.foot-nav{grid-column:6 / span 3;}
.foot-contact{grid-column:9 / span 4;}

.foot-brand .name{
  font-family:Georgia,'Times New Roman',serif;
  font-size:20px;
  display:block;
  margin-bottom:10px;
}

.site-foot p,.site-foot li{
  font-size:13px;
  line-height:1.7;
  color:var(--ink-soft);
}

.foot-nav ul{list-style:none;margin:0;padding:0;}
.foot-nav li{margin-bottom:7px;}
.foot-nav a{color:var(--ink-soft);text-decoration:none;}
.foot-nav a:hover{color:var(--ink);text-decoration:underline;}

.foot-note{
  grid-column:1 / span 12;
  margin-top:38px;
  padding-top:18px;
  border-top:1px solid rgba(31,38,32,.16);
}

/* ---------- responzivita ---------- */

@media (max-width:1000px){
  .hero-title{grid-column:1 / span 9;}
  .hero-topics{grid-column:1 / span 12;align-self:start;}
  .hero-lede{grid-column:1 / span 9;}
  .figure-main{grid-column:5 / span 8;}
  .figure-caption{grid-column:1 / span 4;}
  .col-text,.col-text-shift{grid-column:1 / span 10;}
  .rule{width:calc(2 * (100% / 10));}
  .detail-media{grid-column:1 / span 5;}
  .detail-text{grid-column:7 / span 6;}
  .page-head h1{grid-column:1 / span 11;}
  .page-head .lede,.doc{grid-column:1 / span 9;}
  .foot-brand{grid-column:1 / span 4;}
  .foot-nav{grid-column:5 / span 3;}
  .foot-contact{grid-column:8 / span 5;}
}

@media (max-width:720px){
  body{font-size:16px;}
  .wrap{padding:0 20px;}
  .site-head{padding-top:26px;}
  .brand{grid-column:1 / span 12;}
  .site-nav{grid-column:1 / span 12;}
  .site-nav ul{justify-content:flex-start;gap:6px 22px;}
  .head-rule{grid-column:1 / span 8;margin-top:18px;}
  .hero{padding-top:38px;}
  .hero .grid{row-gap:26px;}
  .hero-title{grid-column:1 / span 12;}
  .hero-title .l1{margin-left:0;}
  .hero-lede,.hero-topics{grid-column:1 / span 12;}
  .image-band{padding-top:36px;}
  .figure-main{grid-column:1 / span 12;}
  .figure-caption{grid-column:1 / span 12;}
  main section{padding:40px 0;}
  .col-text,.col-text-shift{grid-column:1 / span 12;}
  .rule{width:96px;}
  .detail-media,.detail-text{grid-column:1 / span 12;}
  .detail-text{margin-top:28px;}
  .page-head{padding-top:36px;}
  .page-head h1,.page-head .lede,.doc{grid-column:1 / span 12;}
  .doc-body{padding:40px 0;}
  .doc .block{margin-bottom:44px;}
  .site-foot{padding:40px 0 48px;}
  .foot-rule{grid-column:1 / span 12;}
  .foot-brand,.foot-nav,.foot-contact{grid-column:1 / span 12;margin-bottom:26px;}
  .foot-contact{margin-bottom:0;}
  .foot-note{margin-top:26px;}
}