:root {
    --primary-color: #0a5e2a;
    --accent-color: #9be7b2;
    --text-color: #333;
    --bg-color: #f5f7f9;
    --white: #ffffff;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  }
  
  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
  }
  
  .container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 1rem;
  }
  
 header.hero {
  background-image: url('images/1-kopie.png');
  background-size: cover;
   // background-size: 75%;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--white);
  padding: 6rem 1rem;
  text-align: center;
  position: relative;
  min-height: 100vh; /* zajistí, že header zabere celou výšku obrazovky */
}

header.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45); /* poloprůhledný tmavý překryv pro lepší čitelnost textu */
  z-index: 0;
}

header.hero .container {
  position: relative;
  z-index: 1;
}
  
  header.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
  }
  
  header.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
  }
  
  .btn-primary {
    display: inline-block;
    background-color: var(--white);
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s ease;
    box-shadow: var(--shadow);
  }
  
  .btn-primary:hover {
    background-color: var(--accent-color);
    color: #000;
  }
  
  .intro,
  .features,
  .cta,
  .contact {
    padding: 4rem 1rem;
  }
  
  .feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    align-items: start; /* Přidat tento řádek */
  }
  

  .feature-box {
    background-color: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  }
  
  /* Kontakt sekce */
  .contact-grid-row {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: space-between;
  }
  
  .contact-details,
  .contact-form {
    flex: 1 1 45%;
  }
  
  /* Formulář */
  .contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
  }
  
  .contact-form.compact {
    font-size: 0.95rem;
  }
  
  .contact-form input,
  .contact-form textarea {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 1rem;
    width: 100%;
  }
  
  .contact-form input:focus,
  .contact-form textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(10, 94, 42, 0.2);
  }
  
  /* Footer */
  footer {
    background-color: #222;
    color: #ccc;
    text-align: center;
    padding: 1.5rem 1rem;
    font-size: 0.9rem;
  }
  
  /* Rozbalovací sekce */
  .feature-content {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s ease, opacity 0.4s ease;
  }
  
  .feature-content.expanded {
    max-height: 500px;
    opacity: 1;
    margin-top: 1rem;
  }

  .feature-box {
    cursor: pointer;
  }

  .feature-main {
    cursor: pointer;
  }
  
  .feature-box {
    overflow: hidden; /* nově! */
  }
  
  .reviews {
    padding: 4rem 1rem;
    background-color: var(--bg-color);
  }
  
  .review-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    align-items: start;
  }
  
  .review-box {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    overflow: hidden;
    cursor: pointer;
  }
  
  .review-main {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.1rem;
  }
  
  .stars {
    color: #f5b301; /* Zlatá barva hvězdiček */
    font-size: 1.2rem;
  }
  
  .review-content {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s ease, opacity 0.4s ease;
    margin-top: 1rem;
  }
  
  .review-content.expanded {
    max-height: 300px;
    opacity: 1;
  }
  
  .partners {
    padding: 4rem 0;
    text-align: center;
    overflow: hidden; /* Skryje přetékající obsah */
  }
  
  .partners h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
  }
  
   
  .logo-wrapper img {
    height: 60px;
    object-fit: contain;
    margin-right: 3rem; /* Vzdálenost mezi logy */
    filter: grayscale(100%);
    transition: filter 0.3s ease;
  }
  
  .logo-wrapper img:hover {
    filter: grayscale(0%);
  }
  
  /* Animace pro posun log */
  @keyframes scroll-logos {
    0% {
      transform: translateX(0);
    }
    100% {
      transform: translateX(-100%); /* Posune všechny loga úplně mimo */
    }
  }
  .partner-logos {
    overflow: hidden;
    position: relative;
  }
  
  .logo-wrapper {
    display: flex;
    align-items: center;
  }
  
  .logos-slide {
    display: flex;
    animation: slide 30s linear infinite;
  }
  
  .logos-slide img {
    height: 50px; /* Nastav výšku podle potřeby */
    margin: 0 40px; /* Mezera mezi logy */
  }
  
  @keyframes slide {
    0% {
      transform: translateX(0);
    }
    100% {
      transform: translateX(-50%);
    }
  }
  
    .btn-order:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
  }
  
  .btn-order:disabled:hover {
    transform: none;
    box-shadow: none;
  }
     
  
  nav {
    background-color: #444;
    color: #fff;
    padding: 0.5em 0;
    text-align: center;
}

nav a {
    color: #fff;
    padding: 0.5em 1em;
    text-decoration: none;
}

.back-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: #0073e6;
  color: white;
  font-size: 24px;
  font-weight: bold;
  padding: 10px 15px;
  border-radius: 50%;
  text-decoration: none;
  box-shadow: 0 4px 6px rgba(0,0,0,0.3);
  transition: background-color 0.3s, transform 0.2s;
  z-index: 1000;
}

.back-to-top:hover {
  background-color: #005bb5;
  transform: scale(1.1);
}

  

/* Objednávková sekce */
  .order-section {
    padding: 4rem 1rem;
    background: linear-gradient(135deg, #f8fffe 0%, #e8f5f0 100%);
  }
  
  .order-section h2 {
    text-align: center;
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 3rem;
  }
  
  .order-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .product-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    border: 2px solid var(--accent-color);
  }
  
  .product-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    text-align: center;
  }
  
  .product-features ul {
    list-style: none;
    margin-bottom: 2rem;
  }
  
  .product-features li {
    padding: 0.5rem 0;
    font-size: 1rem;
    color: var(--text-color);
  }
  
  .price-box {
    text-align: center;
    background: var(--primary-color);
    color: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 1rem;
  }
  
  .price-amount {
    font-size: 2.5rem;
    font-weight: 600;
    display: block;
  }
  
  .price-note {
    font-size: 0.9rem;
    opacity: 0.9;
    display: block;
    margin-top: 0.5rem;
  }
  
  .price-includes {
    margin-top: 1rem;
    opacity: 0.8;
  }
  
  .order-form {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
  }
  
  .order-form h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
  }
  
  .form-group {
    margin-bottom: 1.5rem;
  }
  
  .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
  }
  
  .form-group input,
  .form-group select,
  .form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
  }
  
  .form-group input:focus,
  .form-group select:focus,
  .form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(10, 94, 42, 0.1);
  }
  
  .order-summary {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
  }
  
  .summary-line {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
  }
  
  .summary-total {
    display: flex;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 2px solid var(--accent-color);
    font-size: 1.1rem;
  }
  
.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1.4;
}

.checkbox-label input[type="checkbox"] {
  display: none;
}

.checkbox-custom {
  width: 20px;
  height: 20px;
  border: 2px solid #ddd;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.checkbox-custom::after {
  content: "";
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
  content: "✓";
  color: white;
  font-size: 12px;
  font-weight: bold;
}

  
  .btn-order {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, #0d7f39 100%);
    color: var(--white);
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  
  .btn-order:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(10, 94, 42, 0.3);
  }
  
  .order-note {
    text-align: center;
    color: #666;
    margin-top: 1rem;
  }
/* Responzivní design pro objednávku */
  @media (max-width: 768px) {
    .order-content {
      grid-template-columns: 1fr;
      gap: 2rem;
    }
    
    .order-section h2 {
      font-size: 1.8rem;
    }
    
    .price-amount {
      font-size: 2rem;
    }
  }
  /* === Modal === */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  display: none;               /* defaultně skryté */
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 1rem;
}

.modal-overlay.show {
  display: flex;
}

.modal {
  background: var(--white);
  width: min(520px, 100%);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 1.25rem 1.25rem 1rem;
  position: relative;
}

.modal h3 {
  margin: 0 0 .5rem 0;
  color: var(--primary-color);
  font-size: 1.25rem;
}

.modal-message {
  margin: .25rem 0 1rem 0;
  color: var(--text-color);
}

.modal-close {
  position: absolute;
  top: .5rem;
  right: .75rem;
  font-size: 1.5rem;
  line-height: 1;
  background: transparent;
  border: 0;
  cursor: pointer;
  color: #666;
}

.modal-close:hover {
  color: #000;
}

.modal-ok {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary-color) 0%, #0d7f39 100%);
  color: var(--white);
  padding: .6rem 1.1rem;
  border: 0;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}

 /* === FAQs === */

:root{
  --brand: #2c7be5;           /* primární akcent */
  --brand-weak: #eaf2fe;      /* jemné zvýraznění pozadí */
  --text: #1f2937;            /* tmavý text */
  --muted: #4b5563;           /* sekundární text (trochu kontrastnější pro mobile) */
  --border: #e5e7eb;          /* jemné rámečky */
  --radius: 12px;
  --shadow: 0 6px 18px rgba(0,0,0,.06);
}

.faq{ max-width: 900px; margin: 48px auto; padding: 0 16px; }
.faq__title{
  text-align: center; font-weight: 700;
  font-size: clamp(22px, 2.6vw, 28px);
  color: var(--text); margin: 0 0 20px;
}

/* Každý item je <details> – dostane box vzhled */
.faq__item{
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  margin: 12px 0; overflow: hidden;
}

/* Summary je tap-cíl – zvedneme hit area, vypneme default marker */
.faq__q{
  list-style: none; /* skryje defaultní trojúhelník ve Firefoxu */
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 16px 18px; cursor: pointer; -webkit-tap-highlight-color: transparent;
  font-weight: 600; color: var(--text); user-select: none;
  background: #fff; transition: background .15s ease, color .15s ease;
  outline: none;
}
.faq__q::-webkit-details-marker{ display: none; } /* skryje marker v Chrome/Safari */
.faq__item[open] .faq__q{ color: var(--brand); background: var(--brand-weak); }

.faq__chev{ transition: transform .2s ease; flex: 0 0 auto; }
.faq__item[open] .faq__chev{ transform: rotate(180deg); }

.faq__a{
  padding: 0 18px 16px 18px; color: var(--muted); line-height: 1.6;
  border-top: 1px solid var(--border); background: #fff;
}
.faq__a ul{ padding-left: 18px; margin: 8px 0 0; }
.faq__a p{ margin: 12px 0 0; }

/* Lepší dotykové cíle na malých displejích */
@media (max-width: 480px){
  .faq__q{ padding: 18px 20px; }
  .faq__title{ font-size: 22px; }
}

  </style>