/* Prundelvaky — společný styl pro všechny stránky */

:root {
  --bg: #faf7f0;
  --bg-alt: #dde2e4;
  --bg-dark: #1f4a4a;
  --ink: #14120f;
  --ink-2: #6c6659;
  --ink-inv: #faf7f0;
  --red: #d2402f;
  --ochre: #a97f18;
  --rhythm: 76px;
  --gutter: 24px;
  --serif: Georgia, "Times New Roman", serif;
  --sans: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.8;
  overflow-x: hidden;
}

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

a { color: var(--red); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration: none; }

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

/* ---------- mřížka ---------- */

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gutter);
}

.col-text { grid-column: 3 / 9; }
.col-wide { grid-column: 3 / 11; }
.col-full { grid-column: 1 / -1; }

/* ---------- hlavička a navigace ---------- */

.masthead {
  border-bottom: 1px solid rgba(20, 18, 15, 0.18);
  padding: 18px 0 16px;
}

.masthead .wrap { align-items: baseline; row-gap: 10px; }

.brand {
  grid-column: 1 / 5;
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-decoration: none;
}

.brand span { color: var(--red); }

.nav { grid-column: 5 / 13; justify-self: end; }

.nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
  font-size: 15px;
}

.nav a {
  color: var(--ink);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}

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

/* ---------- hero s koreškem ---------- */

.hero { padding: 64px 0 8px; }

.spine {
  grid-column: 1 / 2;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding-top: 12px;
}

.spine i {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--red);
}

.spine i:nth-child(3n) { background: var(--ochre); width: 16px; }

.hero-body { grid-column: 2 / 11; }

h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(34px, 5.4vw, 58px);
  line-height: 1.05;
  margin: 0 0 22px;
  max-width: 16ch;
}

h1 em { font-style: normal; color: var(--red); }

.rule-double {
  border: 0;
  border-top: 1px solid var(--ink);
  height: 4px;
  border-bottom: 1px solid rgba(20, 18, 15, 0.35);
  margin: 0 0 22px;
  max-width: 380px;
}

.lede {
  font-size: 20px;
  line-height: 1.7;
  max-width: 56ch;
  margin: 0;
}

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

.figure-main {
  grid-column: 7 / 13;
  margin: 44px 0 0;
}

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

figcaption {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-2);
  margin-top: 10px;
  text-align: left;
}

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

.sec { padding: var(--rhythm) 0; }

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

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

.sec--dark h2,
.sec--dark h3 { color: var(--ink-inv); }
.sec--dark figcaption { color: rgba(250, 247, 240, 0.72); }
.sec--dark a { color: #f0b8ae; }
.sec--dark .colophon { color: rgba(250, 247, 240, 0.75); border-bottom-color: rgba(250, 247, 240, 0.35); }
.sec--dark .colophon b { color: #d8b458; }

.colophon {
  grid-column: 1 / -1;
  font-size: 13px;
  color: var(--ink-2);
  border-bottom: 1px solid rgba(20, 18, 15, 0.25);
  padding-bottom: 8px;
  margin-bottom: 34px;
  display: flex;
  gap: 14px;
}

.colophon b {
  font-weight: 400;
  color: var(--ochre);
  font-variant-numeric: tabular-nums;
}

h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(25px, 3vw, 33px);
  line-height: 1.15;
  margin: 0 0 18px;
}

h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 21px;
  line-height: 1.25;
  margin: 34px 0 10px;
}

p { margin: 0 0 18px; }

.intro {
  font-size: 19px;
  line-height: 1.7;
}

ul.list, ol.list {
  margin: 0 0 18px;
  padding-left: 22px;
}

ul.list { list-style: none; padding-left: 0; }

ul.list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
}

ul.list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 12px;
  height: 2px;
  background: var(--red);
}

ol.list li { margin-bottom: 10px; }
ol.list li::marker { color: var(--ochre); }

.note {
  font-size: 15px;
  color: var(--ink-2);
  border-left: 2px solid var(--ochre);
  padding-left: 16px;
  margin: 26px 0 0;
}

.sec--dark .note { color: rgba(250, 247, 240, 0.8); }

/* ---------- oddělovač ---------- */

.dinkus {
  grid-column: 3 / 9;
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 44px 0;
}

.dinkus i {
  width: 18px;
  height: 2px;
  background: var(--red);
  display: block;
}

.dinkus i:nth-child(2) { background: var(--ochre); }

/* ---------- tmavá sekce s detailem ---------- */

.detail-figure {
  grid-column: 2 / 6;
  margin: 0;
}

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

.detail-text { grid-column: 7 / 13; }

/* ---------- About ---------- */

.dropcap::first-letter {
  float: left;
  font-family: var(--serif);
  color: var(--red);
  font-size: 62px;
  line-height: 0.82;
  padding: 6px 10px 0 0;
}

/* ---------- patička ---------- */

.footer {
  border-top: 1px solid rgba(20, 18, 15, 0.2);
  padding: 46px 0 56px;
  text-align: center;
}

.footer .wrap { display: block; }

.footer-name {
  font-family: var(--serif);
  font-size: 21px;
  margin: 0 0 14px;
}

.footer-nav ul {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  font-size: 15px;
}

.footer-nav li { padding: 0 14px; border-left: 1px solid rgba(20, 18, 15, 0.28); }
.footer-nav li:first-child { border-left: 0; }
.footer-nav a { color: var(--ink); text-decoration: none; }
.footer-nav a:hover { text-decoration: underline; text-decoration-color: var(--red); }

.footer-mail { margin: 0 0 10px; }

.footer-note {
  font-size: 13px;
  color: var(--ink-2);
  max-width: 62ch;
  margin: 0 auto;
}

/* ---------- responsivita ---------- */

@media (max-width: 900px) {
  :root { --rhythm: 46px; --gutter: 16px; }

  .wrap { grid-template-columns: 1fr; }

  .brand, .nav,
  .hero-body, .col-text, .col-wide, .col-full,
  .figure-main, .detail-figure, .detail-text, .dinkus,
  .colophon { grid-column: 1 / -1; }

  .nav { justify-self: start; }

  .spine {
    grid-column: 1 / -1;
    flex-direction: row;
    gap: 7px;
    padding: 0 0 22px;
  }

  .spine i { width: 2px; height: 22px; }
  .spine i:nth-child(3n) { width: 2px; height: 13px; }

  .hero { padding: 34px 0 0; }
  .figure-main { margin-top: 28px; }
  .detail-figure { margin-bottom: 26px; }
  .lede { font-size: 18px; }
  .dinkus { margin: 30px 0; }
}