/* ============================================
   Soubor:  navigace.css
   Účel:    Stylování hlavní navigace (Redesign)
   ============================================ */

.navigace {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: var(--sp-3) 0;
  transition: background 0.3s ease, padding 0.3s ease, backdrop-filter 0.3s ease;
  background: transparent;
}

.navigace.scrollovana {
  background: rgba(15, 33, 71, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: var(--sp-2) 0;
}

.nav-obsah {
  max-width: var(--obsah-max);
  margin: 0 auto;
  padding: 0 var(--sp-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-seznam {
  display: flex;
  gap: var(--sp-2);
  align-items: center;
}

.nav-polozka {
  display: inline-block;
  background-color: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: white;
  padding: 8px 24px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: var(--text-sm);
  text-decoration: none;
  text-transform: uppercase;
  transition: all var(--prechod-rychly);
}

.nav-polozka:hover {
  background-color: rgba(255, 255, 255, 0.28);
  border-color: rgba(255, 255, 255, 0.5);
}

.navigace.scrollovana .nav-polozka {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.navigace.scrollovana .nav-polozka:hover {
  background-color: rgba(255, 255, 255, 0.28);
  border-color: rgba(255, 255, 255, 0.5);
}

.nav-brand {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 22px;
  color: #ffffff;
  text-decoration: none;
  letter-spacing: 0.05em;
  z-index: 1001;
}

.nav-hamburger {
  display: none;
}

.nav-cta-mobil {
  display: none;
}

.nav-cta {
  padding: 10px 28px;
  font-size: var(--text-sm);
  z-index: 1001;
}

@media (max-width: 768px) {
  .nav-cta {
    display: none;
  }
  
  .nav-hamburger {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 44px;
    height: 38px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 10px;
    margin-right: -10px;
    margin-top: -10px;
    margin-bottom: -10px;
    z-index: 1001;
  }
  
  .hamburger-bar {
    width: 100%;
    height: 2px;
    background-color: #ffffff;
    border-radius: 2px;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  }
  
  .nav-hamburger.otevreno .hamburger-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .nav-hamburger.otevreno .hamburger-bar:nth-child(2) {
    opacity: 0;
  }
  
  .nav-hamburger.otevreno .hamburger-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  
  .nav-seznam {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #0f2147;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 24px;
    padding: 20px;
    transform: translateY(-100%);
    visibility: hidden;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1000;
    margin: 0;
  }
  
  .nav-seznam.otevreno {
    transform: translateY(0);
    visibility: visible;
  }
  
  .nav-seznam li {
    width: auto;
    text-align: center;
  }
  
  .nav-polozka {
    display: inline-block;
    background: transparent !important;
    border: none !important;
    font-size: 24px !important;
    font-weight: 700;
    font-family: 'Oswald', sans-serif;
    color: #ffffff;
  }
  
  .nav-cta-mobil {
    display: block;
    margin-top: 16px;
  }
  
  .nav-cta-mobil .tlacitko {
    padding: 12px 36px;
    font-size: 16px;
  }
}


/* === SEKČNÍ INDIKÁTOR PRŮBĚHU === */
.nav-progress-container {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
}

.nav-progress-track {
  width: 100%;
  height: 100%;
  position: relative;
}

.nav-progress-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: #E8621A;
  transition: none; /* update directly for real-time feel */
}