/* LENKS – základní styl webu
   Mobile-first: základní pravidla platí pro mobil,
   větší obrazovky se řeší přes @media (min-width: ...) */

:root {
  --barva-tmava: #243076;
  --barva-stredni: #3A4EA4;
  --barva-fialova: #7B30C9;
  --barva-svetle-pozadi: #EEEDFE;
  --barva-text: #1a1a2e;
  --barva-text-svetlejsi: #444;
  --max-sirka: 1100px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Mulish', -apple-system, sans-serif;
  color: var(--barva-text);
  background: #fff;
  line-height: 1.6;
}

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

a {
  color: var(--barva-fialova);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: var(--max-sirka);
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== Hlavička ===== */

header {
  background: #fff;
  border-bottom: 1px solid #e4e2f5;
}

.header-vnitrek {
  max-width: var(--max-sirka);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-odkaz img {
  height: 48px;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

nav a {
  color: var(--barva-tmava);
  font-weight: 700;
  font-size: 14px;
}

nav a.aktivni {
  color: var(--barva-fialova);
}

/* Na mobilu menu zalomíme pod logo */
.header-vnitrek {
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

@media (min-width: 700px) {
  .header-vnitrek {
    flex-direction: row;
    align-items: center;
  }
}

/* ===== Hero sekce ===== */

.hero {
  background: var(--barva-svetle-pozadi);
  padding: 40px 0;
}

.hero-vnitrek {
  max-width: var(--max-sirka);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column-reverse;
  gap: 28px;
  align-items: center;
}

.hero-text {
  flex: 1.1;
}

.hero-text h1 {
  font-size: 30px;
  color: var(--barva-tmava);
  margin: 0 0 16px;
  line-height: 1.25;
}

.hero-text p {
  font-size: 17px;
  color: var(--barva-text);
  margin: 0;
}

.hero-foto {
  flex: 0.9;
  max-width: 320px;
}

.hero-foto img {
  width: 100%;
  border-radius: 4px;
}

@media (min-width: 700px) {
  .hero-vnitrek {
    flex-direction: row;
    align-items: flex-start;
  }
}

/* ===== Obecné sekce ===== */

section.blok {
  padding: 40px 0;
}

section.blok.sveltle {
  background: var(--barva-svetle-pozadi);
}

section.blok h2 {
  font-size: 24px;
  color: var(--barva-stredni);
  margin: 0 0 14px;
}

section.blok p {
  font-size: 16px;
  color: var(--barva-text-svetlejsi);
  max-width: 700px;
}

/* ===== Hudební pohádky – náhledy ===== */

.pohadky-mrizka {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 20px;
}

@media (min-width: 640px) {
  .pohadky-mrizka {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pohadka-karta {
  position: relative;
  display: block;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--barva-tmava);
}

.pohadka-karta img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.25s ease;
}

.pohadka-karta:hover img {
  transform: scale(1.04);
}

.pohadka-karta .pohadka-nazev {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 14px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.65), transparent);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
}

.odkaz-vice {
  display: inline-block;
  margin-top: 18px;
  font-weight: 700;
  color: var(--barva-fialova);
}

/* ===== Vystoupení (náhled na úvodní stránce) ===== */

.vystoupeni-blok {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
}

.vystoupeni-text {
  flex: 1;
}

.vystoupeni-foto {
  flex: 0.8;
  max-width: 340px;
}

@media (min-width: 700px) {
  .vystoupeni-blok {
    flex-direction: row;
  }
}

/* ===== Patička ===== */

footer {
  background: var(--barva-tmava);
  color: #fff;
  padding: 26px 0;
}

.footer-vnitrek {
  max-width: var(--max-sirka);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 13px;
}

@media (min-width: 700px) {
  .footer-vnitrek {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer-kontakt {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.footer-kontakt a {
  color: #fff;
}

.footer-youtube {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ===== Drobeček (breadcrumb) ===== */

.drobecek {
  font-size: 13px;
  color: #8a87a8;
  padding: 16px 0 0;
}

/* ===== Detail pohádky ===== */

.pohadka-detail {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 24px 0 10px;
}

.pohadka-detail-plakat {
  max-width: 320px;
}

.pohadka-detail-plakat img {
  width: 100%;
}

.pohadka-detail-obsah h1 {
  font-size: 26px;
  color: var(--barva-tmava);
  margin: 0 0 12px;
}

.pohadka-detail-obsah p {
  font-size: 16px;
  color: var(--barva-text-svetlejsi);
  margin: 0 0 16px;
}

.pohadka-ucinkujici h2 {
  font-size: 17px;
  color: var(--barva-stredni);
  margin: 24px 0 8px;
}

.pohadka-ucinkujici ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.pohadka-ucinkujici li {
  font-size: 15px;
  padding: 4px 0;
}

.pohadka-info-extra {
  font-size: 14px;
  color: #777;
  margin-top: 10px;
}

@media (min-width: 700px) {
  .pohadka-detail {
    flex-direction: row;
  }
  .pohadka-detail-plakat {
    flex: 0 0 300px;
  }
  .pohadka-detail-obsah {
    flex: 1;
  }
}

.tlacitko-zajem {
  display: inline-block;
  margin-top: 16px;
  background: var(--barva-fialova);
  color: #fff;
  font-weight: 700;
  padding: 12px 22px;
  border-radius: 4px;
  text-decoration: none;
}

.tlacitko-zajem:hover {
  background: var(--barva-tmava);
  text-decoration: none;
}

/* ===== Koncerty (Vystoupení) ===== */

.koncerty-seznam {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 24px;
}

.koncert-karta {
  display: flex;
  gap: 14px;
  border: 1px solid #e4e2f5;
  padding: 14px;
}

.koncert-plakat {
  flex: 0 0 90px;
  border: none;
  background: none;
  padding: 0;
  margin: 0;
  cursor: zoom-in;
  display: block;
}

.koncert-plakat img {
  width: 100%;
  display: block;
}

.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(20, 16, 40, 0.88);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 24px;
  cursor: zoom-out;
}

.lightbox.otevreny {
  display: flex;
}

.lightbox img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 4px;
  display: block;
}

.koncert-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  justify-content: center;
}

.koncert-nazev {
  font-size: 16px;
  font-weight: 700;
  color: var(--barva-tmava);
}

.koncert-nazev a {
  color: inherit;
}

.koncert-udaj {
  font-size: 14px;
  color: #555;
  display: flex;
  align-items: center;
  gap: 6px;
}

.koncert-udaj a {
  color: #555;
}

.zadne-koncerty {
  font-size: 15px;
  color: #777;
  margin-top: 16px;
}

.koncerty-seznam--probehle {
  opacity: 0.6;
}

.koncerty-seznam--probehle .koncert-karta {
  border-style: dashed;
}

/* ===== O mně ===== */

.o-mne-uvod {
  max-width: 700px;
  margin-bottom: 10px;
}

.praxe-sekce {
  border-top: 1px solid #e4e2f5;
}

.praxe-sekce summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--barva-stredni);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.praxe-sekce summary::-webkit-details-marker {
  display: none;
}

.praxe-sekce summary::after {
  content: "+";
  font-size: 20px;
  font-weight: 400;
  color: var(--barva-fialova);
}

.praxe-sekce[open] summary::after {
  content: "–";
}

.praxe-sekce .praxe-obsah {
  padding: 0 0 18px;
}

.praxe-sekce ul {
  margin: 0;
  padding-left: 18px;
  color: var(--barva-text-svetlejsi);
}

.praxe-sekce ul ul {
  margin-top: 4px;
}

.praxe-sekce li {
  margin-bottom: 6px;
}

.autorska-tvorba ul {
  padding-left: 18px;
}

.video-video {
  max-width: 640px;
  margin: 8px 0 0;
}

.video-ramecek {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  background: linear-gradient(135deg, var(--barva-fialova), var(--barva-tmava));
  display: block;
  overflow: hidden;
  text-decoration: none;
}

.video-ramecek:hover {
  text-decoration: none;
}

.video-obsah {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 16px;
  text-align: center;
}

.video-prehrat {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  border: 2px solid #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s ease;
}

.video-ramecek:hover .video-prehrat {
  background: rgba(255, 255, 255, 0.32);
}

.video-prehrat::after {
  content: "";
  border-style: solid;
  border-width: 11px 0 11px 18px;
  border-color: transparent transparent transparent #fff;
  margin-left: 4px;
}

.video-nazev {
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  margin: 0;
}

.video-platforma {
  color: rgba(255, 255, 255, 0.8);
  font-size: 13px;
  margin: 0;
}

/* ===== Kontakt ===== */

.kontakt-udaje {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-top: 32px;
}

@media (min-width: 700px) {
  .kontakt-udaje {
    flex-direction: row;
    gap: 56px;
  }
}

.kontakt-polozka h2 {
  font-size: 13px;
  color: var(--barva-stredni);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0 0 6px;
}

.kontakt-polozka a {
  font-size: 19px;
  font-weight: 700;
  color: var(--barva-tmava);
}

.video-titulek {
  font-size: 13px;
  color: #777;
  margin: 8px 0 0;
}