@import url('https://fonts.googleapis.com/css2?family=Cinzel+Decorative:wght@400;700;900&display=swap');

:root{
  --bg0:#070612;
  --night:#04030b;
  --text:#efeaff;
  --muted:rgba(239,234,255,.72);

  --accent:#c77dff; 
}

* { 
  box-sizing:border-box; 


}
html,body{ 
  
  height:100%; 

}


body{
  margin:0;
  font-family:'Montserrat', sans-serif;
  color:var(--text);
  background: radial-gradient(1200px 900px at 20% -10%, rgba(248, 102, 248, 0.45), transparent 60%),
              radial-gradient(900px 700px at 80% 10%, rgba(207, 155, 255, 0.55), transparent 55%),
              linear-gradient(180deg, var(--bg0), var(--night) 40%, var(--bg0));
  overflow-x:hidden;
}
/*NADPISY*/

h1,h2,h3,h4 { 
  
  font-family: "Cinzel Decorative", serif; 

}

.container{
  width:min(1120px, calc(100% - 32px));
  margin-inline:auto;
}



/* MENU */
.main-nav{
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(15, 11, 20, 0.65);
  backdrop-filter: blur(2px);
}
.nav-container{
  max-width: 1200px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
}
.logo{
  display:flex;
  align-items:center;
  gap:0.6rem;
  font-weight:700;
  font-size:1.3rem;
  color:#fdfbff;
  letter-spacing:2px;
  
}

.brand-text{
  font-family: "Cinzel Decorative", serif;
  font-weight: 900;    
  letter-spacing: 3px;  
}


.nav-logo{
  height:3.5rem;
  width:auto;
  object-fit:contain;
}
.nav-links{
  list-style:none;
  display:flex;
  gap:2rem;
  margin:0;
  padding:0;
}
.nav-links a{
  text-decoration:none;
  color:#fff;
  transition:0.3s;
}
.nav-links a:hover{ color: var(--accent); }

.hamburger{
  display:none;
  flex-direction: column;
  justify-content:center;
  gap:5px;
  cursor:pointer;
  margin-left:auto;
  background:transparent;
  border:0;
}
.hamburger span{
  width:26px;
  height:3px;
  background:#fff;
  border-radius:2px;
}

/* RESPONZIVITA */
@media (max-width: 768px){
  .nav-container{ 
    padding: 1rem 1.2rem; 
  }
  .hamburger{ 
    display:flex;
   }

  .nav-links{
    position:absolute;
    top:100%;
    left:0;
    width:100%;
    flex-direction:column;
    align-items:center;
    background: rgba(15,11,20,0.98);
    padding: 1rem 0;

    max-height:0;
    overflow:hidden;
    opacity:0;
    transition: 0.3s ease;
  }
  .nav-links.active{
    max-height: 420px;
    opacity: 1;
  }
  .nav-links li{ padding: 0.6rem 0; }
}

/*SEKCE */
.section{ padding: 68px 0; }
.section-head{ margin-bottom: 26px; }
.section-head.center{ text-align:center; }
.section-title{
  margin:0;
  font-size: clamp(22px, 2.4vw, 34px);
  letter-spacing:.3px;
  text-shadow: 0 0 18px rgba(168,85,247,.25);
}


.btn{
  display:inline-block;
  padding: 0.9rem 2.2rem;
  border: 2px solid var(--accent);
  color: #fff;
  text-decoration:none;
  letter-spacing: 1px;
  background: transparent;
  transition: all 0.35s ease;
  cursor:pointer;
  font-family: "Cinzel Decorative", serif;
  font-weight: 700;
}
.btn:hover{
  background: var(--accent);
  box-shadow: 0 0 20px var(--accent);
  transform: translateY(-2px);
}
.btn-full{ width:100%; text-align:center; }

/*LANDING PAGE*/
.landing{
  min-height: 100vh;
  display:grid;
  place-items:center;
  padding: 120px 0 50px; 
  position: relative;
  overflow:hidden;
}
.landing::before{
  content:"";
  position:absolute;
  inset:0;
  background: url("hlavni_pozadi.png");
  background-size: cover;
  background-position:center;
  background-repeat:no-repeat;
  z-index:0;
}
.landing::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(1200px 700px at 50% 10%, rgba(168,85,247,.18), transparent 60%),
    radial-gradient(900px 600px at 15% 85%, rgba(124,58,237,.14), transparent 65%);
  z-index:0;
}
.landing-inner{
  text-align:center;
  width: min(980px, 100%);
  position:relative;
  z-index:1;
}
.landing-title{
  font-size: clamp(2rem, 5vw, 4rem);
  color:#f5c6ff;
  text-shadow: 0 0 20px rgba(255, 100, 255, 0.6);
  margin: 0 0 1rem;
  font-weight: 700;
}
.countdown-pill{
  display:inline-flex;
  align-items:center;
  padding: 7px 12px;
  border-radius: 2px;
  border: 1px solid rgba(255, 255, 255, 0.979);
  background: rgba(7,6,18,.28);
  color: rgba(252, 230, 255, 0.92);
  font-weight:700;
  letter-spacing:.2px;
  margin-bottom: 10px;
}

.scroll-link{
  display:inline-block;
  margin-top: 14px;
  color: rgba(239,234,255,.82);
  text-decoration:none;
  font-weight:700;
}
.scroll-link:hover{ color:#fff; }

/* O KNIZE*/
.about-grid{
  display:grid;
  grid-template-columns: 1fr;
  gap:22px;
  align-items:start;
}
.book-cover{
  width:100%;
  height:auto;
  display:block;
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 24px 80px rgba(0,0,0,.55);
}


.book-cover:hover{
  width:100%;
  height:auto;
  display:block;
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 24px 80px rgba(255, 12, 202, 0.685);
  transition: 1s ease;
}

.release-chip{
  margin-top: 12px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(16,10,46,.30);
  border: 1px solid rgba(168,85,247,.16);
}
.release-label{ color: var(--muted); font-weight:800; font-size: 13px; }
.release-date{ font-weight:900; }

.about-columns{ display:grid; grid-template-columns: 1fr; gap:16px; }
.kicker{ margin:0 0 8px; font-size: 18px; }
.bullets{ margin: 10px 0 0; padding-left: 18px; color: var(--muted); }

.book-description{
  margin-top: 14px;
  padding: 14px;
  border: 1px solid rgba(255,255,255,.10);
  border-radius: 5px;
  background: rgba(16,10,46,.18);
}
.subkicker{
  margin: 0 0 8px;
  font-size: 16px;
}
.book-description p{
  margin: 0 0 10px;
  line-height: 1.7;
  color: rgba(239,234,255,.86);
}
.book-description p:last-child{ margin-bottom:0; }

.info-cards{
   margin-top: 12px; 
   display:grid; 
   grid-template-columns:
    1fr 1fr; gap:10px; 
  }
.mini-card{
   border-radius: 16px;
    padding: 12px; background: rgba(16,10,46,.22);
     border: 1px solid rgba(255,255,255,.06); 
    
    }
.mini-title{ font-size: 
  12px; color: var(--muted);
   font-weight:900;
   }
.mini-value{
   margin-top: 6px;
    font-weight:850; 
  }

@media (min-width: 980px){
  .about-grid{
     grid-template-columns: .85fr 1.15fr; gap:26px;
     }
  .about-columns{ 
    grid-template-columns: 1fr 1fr;
   }
}

/* PROGRAM SEKCE*/
.section-program{
  position:relative;
  padding: 78px 0;
  overflow:hidden;
}
.section-program::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg, rgba(18, 6, 18, 0.55), rgba(7,6,18,.80)),
    url("cp2.jpeg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.02);
  z-index:0;
}
.section-program::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(900px 600px at 50% 20%, rgba(168,85,247,.18), transparent 60%),
    radial-gradient(900px 600px at 20% 90%, rgba(124,58,237,.16), transparent 65%);
  z-index:0;
}
.section-program .container{ position:relative; z-index:1; }

.program-grid{
  display:grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap:22px;
  justify-items:center;
  align-items:start;
  margin-top: 8px;
}

.flip-card.legend-card{
  width:100%;
  max-width: 220px;
  height: 320px;
  perspective: 1200px;
  outline:none;
}
.flip-card.legend-card:focus-visible{
  outline:2px solid rgba(168,85,247,.55);
  outline-offset:6px;
  border-radius: 18px;
}
.flip-card.legend-card .flip-card-inner{
  width:100%;
  height:100%;
  border-radius: 18px;
  transition: transform .8s;
  transform-style: preserve-3d;
  position: relative;
  cursor:pointer;
  box-shadow: 0 12px 30px rgba(0,0,0,0.6), inset 0 0 20px rgba(255,81,196,0.18);
}
.flip-card.legend-card:hover .flip-card-inner,
.flip-card.legend-card:focus-within .flip-card-inner{
  transform: rotateY(180deg);
}
.flip-card.legend-card.is-flipped .flip-card-inner{
  transform: rotateY(180deg);
}
.flip-card.legend-card .flip-card-face{
  position:absolute;
  inset:0;
  border-radius: 18px;
  backface-visibility: hidden;
  overflow:hidden;
}
.flip-card.legend-card .flip-card-face img{
  width:100%;
  height:100%;
  object-fit: cover;
  display:block;
}
.flip-card.legend-card .flip-card-face.back{
  transform: rotateY(180deg);
}

@media (max-width: 980px){
  .program-grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flip-card.legend-card{ max-width: 240px; height: 340px; }
}
@media (max-width: 520px){
  .program-grid{ grid-template-columns: 1fr; }
  .flip-card.legend-card{ max-width: 280px; height: 380px; }
}

/* POZVÁNKA */
.section-invite{
  position:relative;
  padding: 78px 0;
  overflow:hidden;
}
.invite-overlay{
  position:absolute;
  inset:0;
  background-image: url("cepecky.png");
  background-size: cover;
  background-position:center;
  pointer-events:none;
}
.invite-inner{ position:relative; z-index:1; }
.invite-center{ display:grid; place-items:center; margin-top: 18px; }
.invite-button{
  border:0;
  background:transparent;
  padding:0;
  cursor:pointer;
}
.invite-button img{
  width: min(760px, 92vw);
  height:auto;
  display:block;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,.10);
}

/* PARTNEŘI*/
.partners-wrap{ display:grid; gap:18px; }
.partner-row{
  padding: 16px;
  background: rgba(16,10,46,.20);
  
}
.logo-line{
  display:flex;
  gap:30px;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
}
.logo-line img{
  height: 70px;
  width:auto;
  opacity:.95;
  
}

/* REGISTRACE */
.section-register{
  position:relative;
  padding: 86px 0;
  overflow:hidden;
}
.section-register::before{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(180deg, rgba(7,6,18,.55), rgba(7,6,18,.70)), url("mapa_pokladu.png");
  background-size: cover;
  background-position: center;
  z-index:0;
}
.section-register::after{
  content:"";
  position:absolute;
  inset:0;
  background: rgba(124,58,237,.18);
  z-index:0;
}
.register-grid{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns: 1fr;
  gap:18px;
}

.card{
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(7,6,18,.55);
  backdrop-filter: blur(10px);
}
.form{ 
  padding: 18px;
 }
.form-title{ margin:0 0 12px; 
  font-size: 18px; 

}
.form-grid{ 
  display:grid;
   grid-template-columns: 
   1fr; gap:10px; 
  
  }
.field{
   display:grid;
    gap:6px; 
  
  }
.field span{
  
  font-size: 12px; color: var(--muted);
   font-weight:900;
  
  }
.field input{
  width:100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(16,10,46,.24);
  color: var(--text);
  outline:none;
}
.field input:focus{ 
  border-color: var(--accent); 
  box-shadow: 0 0 0 3px rgba(199,125,255,.18); 
}
.field-full{
   grid-column: 1 / -1; 
  
  }
.form-footnote{ 
  margin: 12px 0 0;
   color: var(--muted); 
   font-size: 12px; 
  
  }

@media (min-width: 760px){
  .form-grid{ 
    grid-template-columns: 1fr 1fr;
   }
}
@media (min-width: 1020px){
  .register-grid{ 
    grid-template-columns: 1fr .9fr;
     gap:26px; 
    }
  .register-right{ 
    display:flex; 
    justify-content:flex-end; 
  }
  .form{ 
    width:min(460px, 100%); 
  }
}

/* KONTAKT*/
.contact-section{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items:start;
  max-width: 1200px;
  margin: 0 auto;
}
.contact-form form{
  display:flex;
  flex-direction:column;
  gap:1rem;
}
.contact-form input,
.contact-form textarea{
  padding: 0.8rem;
  background-color: #2d1b4e;
  color: #f0f0f0;
  border: 2px solid #d4a5ff;
  font-family: inherit;
  transition: box-shadow 0.3s ease;
  width: 100%;
}
.contact-form input:focus,
.contact-form textarea:focus{
  outline:none;
  box-shadow: 0 0 15px rgba(212, 165, 255, 0.5);
}
.map-container{
  border-radius: 10px;
  overflow:hidden;
  box-shadow: 0 5px 15px rgba(212, 165, 255, 0.2);
}
.map-container iframe{ 
  width:100%; 
  height:400px; 
  border:none; }

/*RESPONZIVITA*/

@media (max-width: 768px){
  .contact-section{ 
    grid-template-columns: 
    1fr; gap:2rem;
   }
  .map-container iframe{ 
    height:300px;
  }
}

/* PATIČKA*/
footer{
  background-color: #2d1b4e;
  padding: 2rem;
  text-align:center;
  border-top: 2px solid #d4a5ff;
  color:#c0c0c0;
}
footer .logo{
  display:block;
  margin-bottom: 1rem;
}


.modal{ 
  position:fixed;
   inset:0;
    display:none;
     z-index:200;
    
    }
.modal[aria-hidden="false"]{ 
  display:block; 

}
.modal-backdrop{ 
  position:absolute; 
  inset:0; background: rgba(0,0,0,.62);
   backdrop-filter: blur(6px);
  
  }
.modal-panel{
  position:absolute;
   left:50%; top:50%;
  transform: translate(-50%,-50%);
  width: min(920px, calc(100% - 28px));
  max-height: calc(100% - 28px);
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(7,6,18,.72);
  box-shadow: 0 30px 120px rgba(0,0,0,.65);
  overflow:hidden;
}
.modal-panel-small{ 
  
  width: min(520px, calc(100% - 28px)); }
.modal-close{
  position:absolute; right:10px; 
  top:10px;
  width:44px;
   height:44px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(16,10,46,.30);
  color: var(--text);
  font-size: 22px;
  cursor:pointer;
  z-index:2;
}
.modal-content{
   padding: 18px; 
   overflow:auto; 
   max-height: calc(100vh - 60px);
   }
.modal-content img{
   width:100%;
    height:auto; 
    display:block; 
    border-radius: 5px; border: 1px solid rgba(255,255,255,.10); 
  }

.modal-alert{ 
  padding: 18px 18px 20px; 
}
.alert-title{
   margin:0 0 8px;
    font-size: 18px; 
  }
.alert-text{ 
  margin:0 0 14px; 
  color: var(--muted);
   line-height:1.45; 
  }

@media (prefers-reduced-motion: reduce){
  .stars,.sparkles,.mist{ 
    animation:none !important;
   }
  .btn:hover{ 
    transform:none; 
  }
}