/* ============================================================
   pletivonavoliery.cz — statický onepage web
   Mobile-first. Barvy: smaragdová (původní web) + brand
   Ploty Dobrý (tmavomodrá, žlutá CTA).
   ============================================================ */

/* ---------- Font (lokální Myriad Pro, subset latin + latin-ext) ---------- */
@font-face {
  font-family: "Myriad Pro";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/myriad-pro-regular.woff2") format("woff2");
}

/* ---------- Proměnné ---------- */
:root {
  --smaragd: #10975D;
  --smaragd-tmavy: #12754D;
  --menta: #8ECFB3;
  --menta-svetla: #E7F5EE;
  --modra: #191932;          /* brand Ploty Dobrý — texty, patička */
  --zluta: #F4E732;          /* brand Ploty Dobrý — CTA */
  --zluta-hover: #EEDE1B;
  --bila: #fff;
  --pozadi: #FAFBFB;
  --text: #23233a;
  --text-sekundarni: #5a5a6e;
  --radius: 12px;
  --radius-lg: 20px;
  --stin: 0 4px 18px rgba(25, 25, 50, .09);
  --stin-velky: 0 12px 34px rgba(25, 25, 50, .16);
  --prechod: .22s ease;
  --header-vyska: 72px;
}

/* ---------- Reset / základ ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-vyska) + 14px); }
body {
  margin: 0;
  font-family: "Myriad Pro", "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  font-size: 17px; line-height: 1.65;
  color: var(--text); background: var(--pozadi);
  -webkit-font-smoothing: antialiased;
  padding-top: var(--header-vyska);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--smaragd); }
a:hover { color: var(--smaragd-tmavy); }
h1, h2, h3 { line-height: 1.22; color: var(--modra); margin: 0 0 .6em; }
h2 { font-size: clamp(26px, 4.2vw, 36px); color: var(--smaragd); }
h3 { font-size: clamp(19px, 2.6vw, 22px); }
p { margin: 0 0 1em; }
ul { padding-left: 1.25em; margin: 0 0 1.2em; }
li { margin-bottom: .45em; }
.container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--modra); color: var(--bila); padding: 10px 18px;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ---------- Tlačítka ---------- */
.tlacitko {
  display: inline-block; padding: 14px 30px;
  border-radius: var(--radius); border: 0; cursor: pointer;
  font-family: inherit; font-size: 17px; font-weight: 700;
  text-decoration: none; text-align: center;
  transition: background var(--prechod), transform var(--prechod), box-shadow var(--prechod);
}
.tlacitko-zlute { background: var(--zluta); color: var(--modra); box-shadow: var(--stin); }
.tlacitko-zlute:hover { background: var(--zluta-hover); color: var(--modra); transform: translateY(-2px); box-shadow: var(--stin-velky); }

/* ---------- Hlavička ---------- */
.hlavicka {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--header-vyska);
  background: var(--bila);
  box-shadow: 0 1px 0 rgba(25, 25, 50, .07);
  transition: box-shadow var(--prechod);
}
.hlavicka.odscrollovano { box-shadow: var(--stin); }
.hlavicka-vnitrek { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.hlavicka-logo img { width: 180px; height: auto; }

.burger {
  display: flex; flex-direction: column; justify-content: center; gap: 5px;
  width: 44px; height: 44px; padding: 8px;
  background: none; border: 0; cursor: pointer;
}
.burger span { display: block; height: 3px; border-radius: 2px; background: var(--modra); transition: transform var(--prechod), opacity var(--prechod); }
.menu-otevrene .burger span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-otevrene .burger span:nth-child(2) { opacity: 0; }
.menu-otevrene .burger span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.menu ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 6px; }
.menu-odkaz {
  display: block; padding: 10px 16px; border-radius: var(--radius);
  color: var(--smaragd); font-weight: 700; text-decoration: none;
  text-transform: uppercase; letter-spacing: .04em; font-size: 15px;
  transition: background var(--prechod), color var(--prechod);
}
.menu-odkaz:hover { background: var(--menta-svetla); color: var(--smaragd-tmavy); }
.menu-odkaz-cta { background: var(--smaragd); color: var(--bila); }
.menu-odkaz-cta:hover { background: var(--smaragd-tmavy); color: var(--bila); }

@media (max-width: 820px) {
  .menu {
    position: fixed; top: var(--header-vyska); left: 0; right: 0;
    background: var(--bila); box-shadow: var(--stin-velky);
    padding: 10px 20px 18px;
    display: none;
  }
  .menu-otevrene .menu { display: block; }
  .menu ul { flex-direction: column; gap: 4px; }
  .menu-odkaz { padding: 13px 14px; }
}
@media (min-width: 821px) {
  .burger { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  display: flex; align-items: center;
  min-height: 440px;
}
.hero-foto {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(16, 117, 73, .88) 0%, rgba(16, 151, 93, .72) 55%, rgba(16, 151, 93, .45) 100%);
}
.hero-obsah { position: relative; z-index: 1; padding-top: 64px; padding-bottom: 64px; }
.hero h1 {
  color: var(--bila); font-size: clamp(40px, 7vw, 64px); margin-bottom: .1em;
  text-shadow: 0 2px 14px rgba(0, 0, 0, .25);
}
.hero-podtitul {
  color: var(--bila); font-weight: 700; font-size: clamp(17px, 2.4vw, 21px);
  margin-bottom: 2em; text-shadow: 0 1px 8px rgba(0, 0, 0, .3);
}

/* ---------- Úvod ---------- */
.uvod { background: var(--bila); padding: 64px 0; }
.uvod-mrizka { display: grid; gap: 0; align-items: center; }
.uvod-foto { margin: 0; }
.uvod-foto img { border-radius: var(--radius-lg) var(--radius-lg) 0 0; box-shadow: var(--stin); }
.uvod-box {
  background: var(--smaragd); color: var(--bila);
  padding: 30px 28px; border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  box-shadow: var(--stin);
  position: relative; z-index: 1; /* box leží NAD fotkou (překryv jako na starém webu) */
}
.uvod-box p:last-child { margin-bottom: 0; }
@media (min-width: 860px) {
  .uvod-mrizka { grid-template-columns: 1.05fr 1fr; }
  .uvod-foto img { border-radius: var(--radius-lg); }
  .uvod-box { border-radius: var(--radius-lg); margin-left: -60px; padding: 40px 44px; box-shadow: var(--stin-velky); }
}

/* ---------- Použití ---------- */
.pouziti { background: var(--bila); padding: 8px 0 56px; }
.pouziti-sloupce { display: grid; gap: 28px; }
@media (min-width: 720px) { .pouziti-sloupce { grid-template-columns: 1fr 1fr; gap: 48px; } }

/* ---------- Galerie ---------- */
.galerie {
  background: linear-gradient(180deg, var(--smaragd) 0%, var(--menta) 100%);
  padding: 56px 0;
}
.galerie-mrizka {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
}
@media (min-width: 720px) { .galerie-mrizka { grid-template-columns: repeat(4, 1fr); gap: 20px; } }
.galerie-polozka {
  display: block; width: 100%; padding: 0; border: 4px solid var(--bila);
  border-radius: 8px; overflow: hidden; cursor: zoom-in; background: var(--bila);
  box-shadow: var(--stin); transition: transform var(--prechod), box-shadow var(--prechod);
}
.galerie-polozka:hover { transform: translateY(-3px) scale(1.015); box-shadow: var(--stin-velky); }
.galerie-mrizka .galerie-polozka img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }

/* ---------- Druhy ---------- */
.druhy { background: var(--bila); padding: 64px 0 56px; }
.nadpis-oddil {
  color: var(--modra); font-weight: 700; letter-spacing: .35em;
  text-transform: uppercase; font-size: 22px; margin-bottom: .4em;
}
.druhy-varianty {
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
  max-width: 760px; margin: 36px auto 48px;
}
.druhy-varianty figure { margin: 0; text-align: center; }
.druhy-varianty img {
  width: 100%; border: 6px solid var(--smaragd); border-radius: 8px;
  background: var(--bila);
}
.druhy-varianty figcaption { color: var(--text-sekundarni); font-size: 15px; margin-top: 8px; }
.druhy-mrizka { display: grid; gap: 28px; align-items: center; }
@media (min-width: 860px) { .druhy-mrizka { grid-template-columns: 1fr 1fr; gap: 48px; } }
.druhy-infografika { margin: 0; }
.druhy-infografika .galerie-polozka { border: 0; background: var(--menta-svetla); border-radius: var(--radius); }

/* ---------- Videa ---------- */
.videa { background: linear-gradient(180deg, var(--smaragd) 0%, var(--menta-svetla) 34%, var(--bila) 100%); padding: 0 0 56px; position: relative; }
.cikcak { display: block; width: 100%; height: 34px; color: var(--bila); transform: rotate(180deg); }
.videa-uvod { text-align: center; font-size: clamp(17px, 2.4vw, 20px); color: var(--modra); margin: 34px auto 10px; max-width: 760px; }
.videa-sipka { display: block; margin: 0 auto 34px; color: var(--smaragd-tmavy); }
.videa-mrizka { display: grid; gap: 24px; }
@media (min-width: 760px) { .videa-mrizka { grid-template-columns: 1fr 1fr; gap: 36px; } }
.video-nahled {
  position: relative; display: block; width: 100%; padding: 0;
  border: 0; border-radius: var(--radius-lg); overflow: hidden; cursor: pointer;
  background: var(--modra); box-shadow: var(--stin);
  transition: transform var(--prechod), box-shadow var(--prechod);
}
.video-nahled:hover { transform: translateY(-3px); box-shadow: var(--stin-velky); }
.video-nahled img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; opacity: .92; }
.video-play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 72px; height: 50px; border-radius: 12px; background: var(--smaragd);
  box-shadow: 0 4px 18px rgba(0, 0, 0, .35);
  transition: background var(--prechod);
}
.video-play::after {
  content: ""; position: absolute; top: 50%; left: 50%;
  transform: translate(-40%, -50%);
  border-style: solid; border-width: 11px 0 11px 18px;
  border-color: transparent transparent transparent var(--bila);
}
.video-nahled:hover .video-play { background: var(--smaragd-tmavy); }
.video iframe { width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: var(--radius-lg); box-shadow: var(--stin); display: block; }
.video-titulek { text-align: center; font-weight: 700; color: var(--modra); margin: 12px 0 0; }

/* ---------- Poptávka ---------- */
.poptavka {
  background: var(--smaragd); color: var(--bila);
  padding: 64px 0 0; position: relative; text-align: center;
}
.poptavka h2 { color: var(--bila); }
.poptavka-podtitul { max-width: 640px; margin: 0 auto 34px; }
.poptavka-okno {
  background: var(--bila); color: var(--text);
  max-width: 640px; margin: 0 auto;
  padding: 34px 26px 30px; border-radius: var(--radius-lg);
  box-shadow: var(--stin-velky);
  position: relative; z-index: 1;
}
.poptavka-okno-nadpis { font-size: 24px; font-weight: 700; color: var(--modra); margin-bottom: .5em; }
.poptavka-tlacitko { width: 100%; margin: 6px 0 16px; overflow-wrap: anywhere; }
.poptavka-telefon { margin: 0; color: var(--text-sekundarni); }
.poptavka-telefon a { font-weight: 700; white-space: nowrap; }
.poptavka-spicka { display: block; width: 100%; height: 56px; color: var(--modra); margin-top: -30px; position: relative; }
@media (min-width: 720px) { .poptavka-okno { padding: 40px 48px 36px; } }

/* ---------- Patička ---------- */
.paticka { background: var(--modra); color: rgba(255, 255, 255, .82); padding: 34px 0 40px; }
.paticka-vnitrek { display: flex; flex-direction: column; align-items: center; gap: 14px; text-align: center; }
.paticka p { margin: 0; font-size: 15px; }
.paticka a { color: var(--menta); }
.paticka a:hover { color: var(--bila); }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(20, 20, 35, .92);
  display: flex; align-items: center; justify-content: center;
  padding: 4vmin;
}
.lightbox[hidden] { display: none; }
.lightbox img {
  max-width: 92vw; max-height: 90vh; width: auto; height: auto;
  border-radius: 8px; box-shadow: 0 10px 50px rgba(0, 0, 0, .5);
}
.lightbox-zavrit {
  position: absolute; top: 14px; right: 18px;
  width: 46px; height: 46px; border: 0; border-radius: 50%;
  background: rgba(255, 255, 255, .14); color: var(--bila);
  font-size: 26px; line-height: 1; cursor: pointer;
  transition: background var(--prechod);
}
.lightbox-zavrit:hover { background: rgba(255, 255, 255, .3); }

/* ---------- Cookie lišta ---------- */
.cookie-pozadi {
  position: fixed; inset: 0; z-index: 400;
  background: rgba(20, 20, 35, .55);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.cookie-okno {
  background: var(--bila); color: var(--text);
  max-width: 460px; width: 100%;
  padding: 26px 26px 22px; border-radius: var(--radius-lg);
  box-shadow: var(--stin-velky); text-align: center;
}
.cookie-okno h2 { font-size: 21px; color: var(--modra); margin-bottom: .5em; }
.cookie-okno p { font-size: 15px; color: var(--text-sekundarni); margin-bottom: 1.2em; }
.cookie-tlacitka { display: flex; gap: 10px; flex-wrap: wrap; }
.cookie-tlacitka .tlacitko { flex: 1 1 140px; padding: 12px 16px; font-size: 15px; }
.tlacitko-smaragd { background: var(--smaragd); color: var(--bila); }
.tlacitko-smaragd:hover { background: var(--smaragd-tmavy); color: var(--bila); }
.tlacitko-obrys { background: var(--bila); color: var(--text-sekundarni); box-shadow: inset 0 0 0 2px rgba(25, 25, 50, .18); }
.tlacitko-obrys:hover { color: var(--modra); box-shadow: inset 0 0 0 2px rgba(25, 25, 50, .38); }
.paticka-cookie { background: none; border: 0; padding: 0; cursor: pointer; font: inherit; font-size: 15px; color: var(--menta); text-decoration: underline; }
.paticka-cookie:hover { color: var(--bila); }

/* ---------- Redukce pohybu ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}