/* Krelunti — společný styl */

:root{
  --bg:#f7f3ea;
  --bg-alt:#eae4d8;
  --bg-dark:#43221f;
  --ink:#241b16;
  --ink-soft:#786b5d;
  --ink-invert:#f7f3ea;
  --accent:#8a2c25;
  --gold:#8a6a24;
  --font:system-ui,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --gap:28px;
}

*{box-sizing:border-box;}

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

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-size:17px;
  line-height:1.7;
  overflow-x:hidden;
}

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

a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
a:hover{text-decoration-thickness:2px;}

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

/* ---------- mřížka ---------- */

.wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 32px;
}

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

.c5{grid-column:1 / span 5;}
.c6{grid-column:1 / span 6;}
.c7{grid-column:1 / span 7;}
.c9{grid-column:1 / span 9;}
.c12{grid-column:1 / span 12;}
.right7{grid-column:6 / span 7;}
.right5{grid-column:8 / span 5;}
.mid9{grid-column:3 / span 9;}

/* ---------- rytmus sekcí ---------- */

.band{padding:120px 0;}
.band--tight{padding:56px 0;}
.band--alt{background:var(--bg-alt);}
.band--dark{background:var(--bg-dark);color:var(--ink-invert);}
.band--dark h2,.band--dark h3{color:var(--ink-invert);}
.band--dark .kicker{color:#d8b872;}
.band--dark .caption{color:#c7b7a4;}
.band--dark a{color:#e6b56a;}

/* ---------- typografie ---------- */

h1,h2,h3{margin:0 0 .5em;font-weight:700;}

h1{
  font-size:clamp(38px,7.4vw,86px);
  line-height:1.02;
  letter-spacing:-.035em;
}

h2{
  font-size:clamp(25px,3.1vw,36px);
  line-height:1.18;
  letter-spacing:-.015em;
  margin-bottom:.6em;
}

h3{
  font-size:20px;
  line-height:1.3;
  letter-spacing:-.005em;
  margin-top:2em;
}

p{margin:0 0 1.15em;}
p:last-child{margin-bottom:0;}

.lead{font-size:22px;line-height:1.55;}

.kicker{
  font-size:13px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--gold);
  font-weight:700;
  margin:0 0 18px;
}

.caption{
  font-size:13px;
  line-height:1.5;
  color:var(--ink-soft);
}

.subtle{color:var(--ink-soft);}

/* ---------- oddělovače ---------- */

.rule{
  height:3px;
  background:var(--accent);
  border:0;
  margin:0 0 56px;
  width:33.33%;
}
.rule--center{margin-left:auto;margin-right:auto;}
.rule--right{margin-left:auto;}
.rule--gold{background:var(--gold);}

/* ---------- hlavička ---------- */

.site-header{
  border-bottom:1px solid #ddd3c2;
  padding:20px 0;
}

.site-header .wrap{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:16px 32px;
  justify-content:space-between;
}

.brand{
  font-size:21px;
  font-weight:700;
  letter-spacing:-.02em;
  color:var(--ink);
  text-decoration:none;
}
.brand:hover{color:var(--accent);}

.site-nav ul{
  list-style:none;
  display:flex;
  flex-wrap:wrap;
  gap:8px 24px;
  margin:0;
  padding:0;
}

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

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

.hero{padding:96px 0 64px;position:relative;}

.hero-head{position:relative;padding-left:34px;}
.hero-head::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:5px;
  background:var(--accent);
}

.hero h1 .l1{display:block;}
.hero h1 .l2{display:block;margin-left:8.33%;}
.hero h1 .l3{display:block;margin-left:16.66%;}

.hero-intro{margin-top:44px;}

.topics{
  list-style:none;
  margin:22px 0 0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  font-size:15px;
  color:var(--ink-soft);
}
.topics li{margin:0;}
.topics li + li::before{
  content:"—";
  color:var(--accent);
  margin:0 10px;
  font-weight:700;
}

/* ---------- hlavní obrázek ---------- */

.figure-main{
  margin:72px 0 0;
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--gap);
  align-items:start;
}

.figure-main .fig-caption{
  grid-column:1 / span 3;
  writing-mode:vertical-rl;
  transform:rotate(180deg);
  font-size:13px;
  color:var(--ink-soft);
  justify-self:end;
  margin-right:6px;
}

.figure-main .fig-img{grid-column:5 / span 8;}
.figure-main img{width:100%;}

/* ---------- textové bloky ---------- */

.stack > * + *{margin-top:1.15em;}

.note{
  border-left:3px solid var(--gold);
  padding-left:20px;
  color:var(--ink-soft);
  font-size:16px;
}

/* ---------- číslované seznamy ---------- */

.steps{
  list-style:none;
  counter-reset:step;
  margin:0;
  padding:0;
}

.steps > li{
  counter-increment:step;
  position:relative;
  padding-left:76px;
  min-height:52px;
  margin-bottom:28px;
}

.steps > li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;
  left:0;top:-6px;
  font-size:34px;
  font-weight:700;
  color:var(--accent);
  letter-spacing:-.03em;
  line-height:1;
}

.band--dark .steps > li::before{color:#d8b872;}

.steps b{display:block;font-weight:700;}

.plain{
  list-style:none;
  margin:0;
  padding:0;
}
.plain li{
  padding-left:22px;
  position:relative;
  margin-bottom:12px;
}
.plain li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:9px;height:3px;
  background:var(--accent);
}
.band--dark .plain li::before{background:#d8b872;}

/* ---------- detailní obrázek v tmavé sekci ---------- */

.detail-block{align-items:start;row-gap:40px;}
.detail-block .fig{grid-column:1 / span 5;}
.detail-block .txt{grid-column:7 / span 6;}
.detail-block .fig img{width:100%;}
.detail-block figcaption{margin-top:12px;}

/* ---------- tabulka-like řádky ---------- */

.defs{margin:0;}
.defs dt{font-weight:700;margin-top:22px;}
.defs dd{margin:4px 0 0;color:var(--ink-soft);}

/* ---------- patička ---------- */

.site-footer{
  border-top:3px solid var(--accent);
  background:var(--bg-alt);
  padding:56px 0 64px;
}

.footer-name{
  font-size:clamp(34px,6vw,64px);
  font-weight:700;
  letter-spacing:-.04em;
  line-height:1;
  margin:0 0 36px;
}

.footer-cols{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  column-gap:var(--gap);
  row-gap:32px;
}
.footer-cols .fnav{grid-column:1 / span 5;}
.footer-cols .fmeta{grid-column:7 / span 6;}

.footer-cols ul{list-style:none;margin:0;padding:0;}
.footer-cols li{margin-bottom:10px;}
.footer-cols a{color:var(--ink);text-decoration:none;border-bottom:1px solid #c9bda9;}
.footer-cols a:hover{color:var(--accent);border-bottom-color:var(--accent);}
.footer-cols .fmeta a{color:var(--accent);}

.footer-bottom{
  margin-top:40px;
  padding-top:18px;
  border-top:1px solid #d3c8b6;
  font-size:13px;
  color:var(--ink-soft);
}

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

@media (max-width:900px){
  .wrap{padding:0 22px;}
  .band{padding:64px 0;}
  .band--tight{padding:40px 0;}
  .hero{padding:56px 0 40px;}

  .c5,.c6,.c7,.c9,.c12,.right7,.right5,.mid9{grid-column:1 / span 12;}

  .rule{width:60%;}
  .rule--center,.rule--right{margin-left:0;margin-right:0;}

  .hero h1 .l2{margin-left:5%;}
  .hero h1 .l3{margin-left:10%;}

  .figure-main{margin-top:44px;display:block;}
  .figure-main .fig-caption{
    writing-mode:horizontal-tb;
    transform:none;
    margin:12px 0 0;
    justify-self:auto;
  }
  .figure-main .fig-img{margin:0;}

  .detail-block .fig,.detail-block .txt{grid-column:1 / span 12;}

  .footer-cols .fnav,.footer-cols .fmeta{grid-column:1 / span 12;}

  .lead{font-size:19px;}
  .steps > li{padding-left:58px;}
  .steps > li::before{font-size:27px;}
}

@media (max-width:520px){
  body{font-size:16px;}
  .hero-head{padding-left:20px;}
  .hero-head::before{width:4px;}
  .site-nav ul{gap:6px 18px;}
}