body {
     margin: 0;
     font-family: 'Montserrat', sans-serif;
     background: #f4f6f9;
     color: #333;
     line-height: 1.6;
     max-width: 1300px;
     margin-left: auto;
     margin-right: auto;
     pad: 0 1rem;
   }

   header {
     background: url('./photo/highway-night-lights-background.jpg') center/cover no-repeat;
     color: white;
     text-align: center;
     padding: 1rem 1rem;
     position: relative;
     z-index: 0;
     /* <-- toto je dôležité */
   }

   header::after {
     content: "";
     position: absolute;
     top: 0;
     left: 0;
     right: 0;
     bottom: 0;
     background: rgba(0, 0, 0, 0.55);
     z-index: -1;
     /* <-- toto pošle overlay pod obsah */
   }

   header h1,
   header p {
     position: relative;
     z-index: 1;
   }

   header a {
     z-index: 2;
   }

   header h1 {
     font-size: 3rem;
     margin-bottom: 0.5rem;
     letter-spacing: 1px;
   }

   header p {
     font-size: 1.2rem;
   }

   nav ul {
     position: relative;
     z-index: 1;
     list-style: none;
     display: flex;
     justify-content: center;
     gap: 2rem;
     margin-top: 0rem;
     padding: 10px;
     background-color: #2a3038;
   }

   nav a {
     color: #fff;
     text-decoration: none;
     font-weight: bold;
     font-size: 1rem;
     transition: color 0.3s ease;
   }

   nav a:hover {
     color: #f1c40f;
   }

   /* HLAVNÉ ROZLOŽENIE */
   .main-layout {
     display: flex;
     /*pôvodná hodnota - flex*/
     align-items: flex-start;
     gap: 2rem;
     margin-top: 2rem;
   }

   /* Ľavý kontajner – hlavný obsah */
   .container-left {
     flex: 3;
     max-width: 1300px;
     margin: 3rem 0;
     padding: 2rem;
     background: #cccccc4b;
     /* čisté biele pozadie */
     border-radius: 16px;
     /* zaoblené rohy */
     box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
     /* mäkký tieň */
     transition: transform 0.3s ease, box-shadow 0.3s ease;
   }

   /* Pravý kontajner – menší, napr. pre banner */
   .container-right {
     flex: 1;
     /* menší pomer */
     width: 325px;
     margin-top: 3rem;
     padding: 0 1.5rem;
     /* odstránený float */
   }

   .banner {
     background: linear-gradient(135deg, #ff7e5f, #feb47b);
     border-radius: 12px;
     overflow: hidden;
     box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
     text-align: center;
     padding: 1rem;
     display: flex;
     flex-direction: column;
     align-items: center;
     margin-top: 20px;
   }

   .banner2 {
     background: linear-gradient(135deg, #53922e, #c6c9c6);
     border-radius: 12px;
     overflow: hidden;
     box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
     text-align: center;
     padding: 1rem;
     display: flex;
     flex-direction: column;
     align-items: center;
     margin-top: 20px;
   }

   .banner img {
     border-radius: 12px 12px 0 0;
     margin-bottom: 1rem;
     max-width: 300px;
   }

   .banner2 img {
     border-radius: 12px 12px 0 0;
     margin-bottom: 1rem;
     max-width: 300px;
   }

   .banner-text h3 {
     color: #fff;
     font-size: 1.2rem;
     margin: 0.5rem 0;
   }

   .banner-text p {
     color: #fff;
     font-size: 0.95rem;
     margin-bottom: 1rem;
   }

   .banner-btn {
     display: inline-block;
     padding: 0.5rem 1rem;
     background-color: #fff;
     color: #ff7e5f;
     font-weight: bold;
     border-radius: 8px;
     text-decoration: none;
     transition: all 0.3s ease;
   }

   .banner-btn:hover {
     background-color: #ffd1b3;
     color: #ff4c00;
   }

   .section-title {
     text-align: center;
     font-size: 2rem;
     margin-bottom: 2rem;
     color: #2c3e50;
   }

   .grid {
     display: grid;
     grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
     gap: 2rem;
   }

   .card {
     background: white;
     border-radius: 15px;
     overflow: hidden;
     box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
     transition: transform 0.3s ease, box-shadow 0.3s ease;
     text-decoration: none;
     color: #333;
   }

   .card:hover {
     transform: translateY(-6px);
     box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
   }

   .card img {
     width: 100%;
     height: 200px;
     object-fit: cover;
   }

   .card-content {
     padding: 1.2rem;
   }

   .card-content h3 {
     margin-top: 0;
     color: #2c3e50;
     font-size: 1.4rem;
   }

   .ad-banner {
     background: #e0e0e0;
     text-align: center;
     padding: 1.5rem;
     border-radius: 10px;
     color: #555;
     margin: 3rem 0;
     font-style: italic;
   }

   footer {
     background: #2c3e50;
     color: white;
     text-align: center;
     padding: 1.5rem;
     margin-top: 3rem;
   }

   footer p {
     margin: 0.5rem 0;
   }

   @media (max-width: 768px) {
     header h1 {
       font-size: 2.2rem;
     }

     nav ul {
       flex-direction: column;
       gap: 1rem;
     }
   }

   footer {
     background: #1e2a38;
     color: #fff;
     padding: 3rem 1.5rem 1rem;
   }

   .footer-container {
     display: grid;
     grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
     gap: 2rem;
     max-width: 900px;
     /* trochu užšie pre lepšie centrovanie */
     margin: 0 auto;
     /* centrovanie celej mriežky */
     text-align: center;
     /* všetok text vycentrovaný */
   }

   .footer-column {
     display: flex;
     flex-direction: column;
     align-items: center;
     /* horizontálne centrovanie obsahu */
     justify-content: center;
   }

   .footer-column h3 {
     margin-bottom: 1rem;
     color: #f1c40f;
     font-size: 1.2rem;
   }

   .footer-column p {
     font-size: 0.95rem;
     color: #ddd;
     max-width: 350px;
     /* zúži text, aby sa lepšie čítal */
   }

   .footer-column ul {
     list-style: none;
     padding: 0;
   }

   .footer-column ul li {
     margin-bottom: 0.5rem;
   }

   .footer-column a {
     color: #ddd;
     text-decoration: none;
   }

   .footer-column a:hover {
     color: #f1c40f;
   }

   .social-icons a img {
     width: 28px;
     height: 28px;
     margin-right: 0.5rem;
     transition: transform 0.3s ease;
   }

   .social-icons a:hover img {
     transform: scale(1.1);
   }

   form input[type="email"] {
     padding: 0.6rem;
     border: none;
     border-radius: 4px;
     width: 100%;
     margin-bottom: 0.5rem;
   }

   form button {
     background: #27ae60;
     border: none;
     padding: 0.6rem 1rem;
     color: white;
     border-radius: 4px;
     cursor: pointer;
   }

   form button:hover {
     background: #219150;
   }

   .footer-bottom {
     text-align: center;
     border-top: 1px solid rgba(255, 255, 255, 0.2);
     margin-top: 2rem;
     padding-top: 1rem;
   }

   .success-message {
     color: #27ae60;
     font-size: 0.9rem;
     margin-top: 0.3rem;
   }

   hr {
     border: none;
     height: 2px;
     background-color: #27ae60;
     /* farba ako tlačidlo */
     margin: 2rem 0;
     border-radius: 5px;
   }

   .logo img {
     width: 300px;
     margin-top: -50px;
     margin-bottom: -50px;
   }

   .footer-link {
     display: inline-block;
     margin-top: 0.5rem;
     color: #f1c40f;
     font-weight: bold;
     text-decoration: none;
     transition: color 0.3s ease;
   }

   .footer-link:hover {
     color: #fff;
     text-decoration: underline;
   }

   /* RESPONSÍVNE ÚPRAVY */
   @media (max-width: 992px) {
     .main-layout {
       flex-direction: column;
       align-items: center;
     }

     .container-left,
     .container-right {
       width: 100%;
       max-width: 100%;
       margin: 0;
     }

     .banner img {
       max-width: 100%;
     }
   }

   @media (max-width: 768px) {
     header p {
       font-size: 1rem;
     }

     .logo img {
       width: 220px;
     }

     .grid {
       grid-template-columns: 1fr;
     }

     .container-left {
       padding: 1rem;
     }

     .card img {
       height: 180px;
     }
   }

   @media (max-width: 480px) {
     header {
       padding: 0.8rem;
     }

     header p {
       font-size: 0.9rem;
     }

     .logo img {
       width: 180px;
     }

     .card-content h3 {
       font-size: 1.1rem;
     }

     .card-content p {
       font-size: 0.9rem;
     }
   }

   /* ===== Mobilné odsadenia pre pohodlnejšie čítanie ===== */
   @media (max-width: 768px) {
     body {
       padding-left: 1rem;
       padding-right: 1rem;
     }

     /* Odsadenie okolo sekcií a článkov */
     section,
     .container-left,
     .container-right,
     .footer-container {
       padding-left: 0.8rem;
       padding-right: 0.8rem;
     }

     /* Aby karty (rubriky) neboli nalepené na kraji */
     .grid {
       padding-left: 0.5rem;
       padding-right: 0.5rem;
     }

     /* Lepšie čítanie textu článkov */
     p {
       line-height: 1.7;
       margin-left: 0.2rem;
       margin-right: 0.2rem;
     }
   }

   @media (max-width: 480px) {
     body {
       padding-left: 1.2rem;
       padding-right: 1.2rem;
     }

     section,
     .container-left,
     .container-right {
       padding-left: 1rem;
       padding-right: 1rem;
     }
   }