/*
 * Davinus – Blog (sdílený stylesheet)
 * Používá se pro index blogu (blog/index.html) i pro jednotlivé články.
 * Když chcete změnit vzhled celé blog sekce, mění se tady.
 *
 * Editace článku: stačí editovat HTML soubor v blog/<slug>.html.
 * Texty jsou v <article class="post__body"> — můžete tam přidat <p>, <h2>,
 * <h3>, <ul>, <ol>, <blockquote>, <strong>, <em>, <a href="…">…
 */

:root{
  --orange:        #c57847;
  --orange-dark:   #a85f30;
  --orange-light:  #e8bf85;
  --black-dark:    #1a1612;
  --ink:           #1f1a17;
  --ink-soft:      #4a423d;
  --bg:            #ffffff;
  --bg-soft:       #faf6ee;     /* jemné krémové pozadí karet */
  --muted:         #8a7f76;
  --line:          #ece4d6;

  --serif:         "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --sans:          "Poppins", system-ui, -apple-system, "Segoe UI", sans-serif;

  --t:             .3s ease;
  --radius:        8px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--sans);
  font-weight: 400;
  color: var(--ink);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: var(--orange-dark); text-decoration: none; transition: color var(--t); }
a:hover{ color: var(--orange); }

.section{
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}
@media (min-width: 1024px){ .section{ padding: 0 40px; } }

h1, h2, h3, h4{
  font-family: var(--serif);
  font-weight: 600;
  color: var(--ink);
  margin: 0;
  line-height: 1.18;
  letter-spacing: -.005em;
}
p{ margin: 0 0 1em; }
strong{ font-weight: 600; color: var(--ink); }

/* ============ HEADER ============ */
/* Tady už není overlay hero – nav je vždy bílý/světlý */
.header{
  position: sticky; top: 0; z-index: 30;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header__inner{
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 0;
}
.logo{ display: inline-block; width: 150px; height: 36px; }
.logo img{ width: 100%; height: 100%; object-fit: contain; }

.header__right{ display: flex; align-items: center; }
.nav-links{
  display: none;
  list-style: none; margin: 0; padding: 0; gap: 48px;
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 500;
}
.nav-links a{ color: var(--ink); padding: 4px 0; position: relative; }
.nav-links a::after{
  content:""; position: absolute; left: 0; right: 0; bottom: -2px;
  height: 1px; background: var(--orange);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t);
}
.nav-links a.is-active{ color: var(--orange-dark); }
.nav-links a.is-active::after{ transform: scaleX(1); }
.nav-links a:hover::after{ transform: scaleX(1); }
@media (min-width: 1024px){ .nav-links{ display: flex; } }

.social{ display: none; gap: 14px; list-style: none; padding-left: 56px; margin-left: 24px; border-left: 1px solid var(--line); align-items: center; color: var(--ink); }
.social a{ color: var(--ink); transition: color var(--t), transform var(--t); }
.social a:hover{ color: var(--orange); transform: translateY(-2px); }
@media (min-width: 640px){ .social{ display: flex; } }

.mobil-nav{ display: inline-flex; margin-left: 16px; color: var(--ink); cursor: pointer; }
@media (min-width: 1024px){ .mobil-nav{ display: none; } }

/* ============ BLOG INDEX – HERO ============ */
.blog-hero{
  background: var(--bg-soft);
  padding: 80px 0 60px;
  text-align: center;
  border-bottom: 1px solid var(--line);
}
.blog-hero h1{
  font-size: clamp(2.5rem, 4.5vw, 3.6rem);
  margin-bottom: 16px;
}
.blog-hero p{
  max-width: 580px; margin: 0 auto;
  color: var(--ink-soft);
}

/* ============ BLOG INDEX – GRID ============ */
.posts{ padding: 60px 0 100px; }
.posts__grid{
  display: grid; grid-template-columns: 1fr; gap: 32px;
}
@media (min-width: 700px){ .posts__grid{ grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px){ .posts__grid{ grid-template-columns: repeat(3, 1fr); } }

.post-card{
  display: flex; flex-direction: column;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.post-card:hover{
  transform: translateY(-4px);
  box-shadow: 0 24px 50px -20px rgba(0,0,0,.18);
  border-color: transparent;
}
.post-card__img{
  aspect-ratio: 16/10;
  overflow: hidden;
  background: #f3e9d6;
}
.post-card__img img{
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s ease;
}
.post-card:hover .post-card__img img{ transform: scale(1.04); }
.post-card__body{
  padding: 24px 24px 26px;
  display: flex; flex-direction: column; flex-grow: 1;
}
.post-card__date{
  font-size: .76rem; text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--muted);
  margin-bottom: 12px;
}
.post-card__title{
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink);
  margin: 0 0 12px;
  flex-grow: 1;
}
.post-card__excerpt{
  font-size: .92rem;
  color: var(--ink-soft);
  line-height: 1.6;
  margin: 0 0 16px;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-card__more{
  font-size: .8rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--orange-dark);
  font-weight: 600;
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: auto;
}
.post-card__more .arr{ transition: transform var(--t); }
.post-card:hover .post-card__more .arr{ transform: translateX(4px); }

/* ============ ARTICLE PAGE ============ */
.post-hero{
  background: var(--bg-soft);
  padding: 60px 0 50px;
  border-bottom: 1px solid var(--line);
}
.post-hero .section{ max-width: 880px; }
.post-hero__breadcrumb{
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .18em;
  color: var(--muted);
  margin-bottom: 24px;
  display: flex; gap: 8px; flex-wrap: wrap;
}
.post-hero__breadcrumb a{ color: var(--muted); }
.post-hero__breadcrumb a:hover{ color: var(--orange-dark); }
.post-hero__breadcrumb span{ color: var(--line); }
.post-hero h1{
  font-size: clamp(2rem, 4.2vw, 3.4rem);
  margin-bottom: 18px;
  letter-spacing: -.01em;
}
.post-hero__meta{
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--orange-dark);
  font-weight: 600;
}

.post-cover{
  width: 100%;
  max-width: 750px;            /* nepřesahuje zdrojové rozlišení obrázku, aby se nepixeloval */
  margin: -20px auto 0;
  padding: 0 24px;
}
.post-cover img{
  width: 100%;
  height: auto;                /* zachovává nativní poměr stran fotky */
  border-radius: var(--radius);
  box-shadow: 0 30px 70px -30px rgba(40,20,10,.35);
}

/* Tělo článku – typografie pro pohodlné čtení */
.post-body-wrap{ padding: 70px 24px 90px; }
.post-body{
  max-width: 720px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--ink-soft);
}
.post-body > * + *{ margin-top: 1.1em; }
.post-body p{ margin: 0; }
.post-body p + p{ margin-top: 1.1em; }
.post-body strong{ color: var(--ink); }
.post-body em{ font-style: italic; color: var(--ink); }
.post-body a{
  color: var(--orange-dark);
  border-bottom: 1px solid rgba(168,95,48,.3);
  transition: color var(--t), border-color var(--t);
}
.post-body a:hover{ color: var(--orange); border-bottom-color: var(--orange); }
.post-body h2{
  font-size: clamp(1.5rem, 2.4vw, 1.9rem);
  font-weight: 600;
  color: var(--ink);
  margin: 2em 0 .6em;
  padding-top: .4em;
  line-height: 1.25;
}
.post-body h3{
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--ink);
  margin: 1.6em 0 .5em;
  line-height: 1.3;
}
.post-body h4{
  font-size: 1.1rem;
  font-weight: 600;
  font-family: var(--sans);
  color: var(--ink);
  margin: 1.4em 0 .4em;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.post-body ul, .post-body ol{
  padding-left: 0; margin: 1em 0;
  list-style: none;
}
.post-body ul li, .post-body ol li{
  position: relative;
  padding-left: 28px;
  margin-bottom: .5em;
}
.post-body ul li::before{
  content: "";
  position: absolute;
  left: 0; top: .85em;
  width: 12px; height: 1px;
  background: var(--orange);
}
.post-body ol{ counter-reset: li; }
.post-body ol li{ counter-increment: li; }
.post-body ol li::before{
  content: counter(li) ".";
  position: absolute; left: 0; top: 0;
  color: var(--orange-dark);
  font-weight: 600;
}
.post-body blockquote{
  margin: 1.8em 0;
  padding: 4px 0 4px 24px;
  border-left: 3px solid var(--orange);
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--ink);
  line-height: 1.5;
}
.post-body img{
  border-radius: var(--radius);
  margin: 1.5em 0;
}
.post-body hr{
  border: 0;
  height: 1px; background: var(--line);
  margin: 2.4em 0;
}
.post-body .lead{
  font-size: 1.2rem;
  color: var(--ink);
  font-weight: 400;
  line-height: 1.6;
  margin-bottom: 1.4em;
}

/* "Více článků" footer */
.post-more{
  background: var(--bg-soft);
  padding: 70px 0;
  border-top: 1px solid var(--line);
}
.post-more h2{
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  margin-bottom: 32px;
  text-align: center;
}
.post-more .posts__grid{ max-width: 1100px; margin: 0 auto; }
.post-more__back{
  text-align: center; margin-top: 48px;
}
.btn-ghost{
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 26px;
  font-size: .85rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--ink);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  transition: all var(--t);
}
.btn-ghost:hover{ background: var(--ink); color: #fff; }

/* ============ FOOTER (zjednodušený) ============ */
.contact{
  background: var(--black-dark);
  color: #fff;
  padding: 60px 0 32px;
}
.contact .footer-grid{
  display: grid; grid-template-columns: 1fr; gap: 30px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(232,191,133,.18);
}
@media (min-width: 700px){ .contact .footer-grid{ grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px){ .contact .footer-grid{ grid-template-columns: 1.4fr 1fr 1fr; } }
.contact h4{
  color: var(--orange-light);
  font-family: var(--sans);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .18em;
  font-weight: 600;
  margin: 0 0 14px;
}
.contact p{ font-size: .9rem; opacity: .82; }
.contact a{ color: var(--orange-light); }
.contact a:hover{ color: #fff; }
.footer-bottom{
  padding-top: 24px;
  display: flex; flex-wrap: wrap; gap: 16px;
  justify-content: space-between;
  font-size: .76rem;
  color: rgba(255,255,255,.5);
}