* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }

  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    line-height: 1.6;
  }

  a {
    text-decoration: none;
    color: inherit;
  }

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

  /* Hlavička */
  .hlavicka {
    background: #fff;
    border-bottom: 1px solid #ddd;
    position: sticky;
    top: 0;
    z-index: 1000;
  }

  .navigace {
    max-width: 1200px;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
  }

  .logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #0077cc;
  }

  .menu {
    display: flex;
    gap: 1.5rem;
  }

  .menu a {
    font-weight: 500;
    color: #333;
  }

  .hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
  }

  .hamburger span {
    height: 3px;
    width: 25px;
    background: #333;
    margin: 4px 0;
  }

  #menu-switch {
    display: none;
  }

  @media (max-width: 768px) {
    .menu {
      display: none;
      flex-direction: column;
      background: #fff;
      position: absolute;
      top: 100%;
      right: 0;
      width: 200px;
      box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    }

    #menu-switch:checked + .menu {
      display: flex;
    }

    .hamburger {
      display: flex;
    }
  }

  /* Hero sekce */
  .hlavni-obrazek {
    background: url('https://source.unsplash.com/1600x600/?nature,tech') center/cover no-repeat;
    height: 60vh;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2rem;
  }

  .hlavni-text {
    background: rgba(0, 0, 0, 0.6);
    padding: 2rem;
    border-radius: 10px;
  }

  /* Univerzální sekce */
  .sekce {
    max-width: 1200px;
    margin: auto;
    padding: 4rem 1rem;
  }

  /* Text a obrázek vedle sebe */
  .textovy-blok {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    align-items: center;
  }

  .textovy-blok .obrazek {
    flex: 1 1 300px;
  }

  .textovy-blok .text {
    flex: 2 1 300px;
  }

  /* Služby */
  .sluzby {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    text-align: center;
  }

  .sluzba {
    padding: 2rem;
    border: 1px solid #ddd;
    border-radius: 10px;
  }

  .sluzba i {
    font-size: 2rem;
    color: #0077cc;
    margin-bottom: 1rem;
  }

  /* Galerie */
  .galerie {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
  }

  /* Sponzoři */
  .sponzori {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    align-items: center;
  }

  .sponzor-logo {
    height: 50px;
    opacity: 0.7;
    transition: 0.3s;
  }

  .sponzor-logo:hover {
    opacity: 1;
  }

  /* Kontakt – zjednodušená verze */
  .kontakt-info {
    max-width: 600px;
    margin: auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    font-size: 1.1rem;
  }

  .kontakt-radek {
    display: flex;
    align-items: center;
    gap: 1rem;
  }

  .kontakt-radek i {
    color: #0077cc;
  }

  /* Patička */
  .paticka {
    background: #333;
    color: white;
    text-align: center;
    padding: 2rem 1rem;
  }