/* Reset základních stylů */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Globální nastavení */
body {
  font-family: 'Segoe UI', Arial, sans-serif;
  background: #f4f6f9;
  color: #333;
  line-height: 1.6;
}

/* Navigace */
nav {
  background: #2c3e50;
  padding: 15px;
  text-align: center;
  position: sticky;
  top: 0;
  z-index: 1000;
}

nav a {
  color: #fff;
  margin: 0 20px;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s, border-bottom 0.3s;
  padding-bottom: 5px;
}

nav a:hover {
  color: #1abc9c;
  border-bottom: 2px solid #1abc9c;
}

/* Hero sekce */
.hero {
  background: linear-gradient(to right, #1abc9c, #3498db);
  color: white;
  text-align: center;
  padding: 80px 20px;
}

.hero h1 {
  font-size: 3em;
  margin-bottom: 15px;
}

.hero p {
  font-size: 1.3em;
}

/* Obecné sekce */
section {
  padding: 40px 20px;
  max-width: 1000px;
  margin: auto;
}

section h2 {
  font-size: 2em;
  margin-bottom: 15px;
  color: #2c3e50;
}

/* Karty destinací */
.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
}

.cards article {
  background: white;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  flex: 1 1 250px;
  transition: transform 0.3s, box-shadow 0.3s;
}

.cards article:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.15);
}

.cards h2 {
  margin-bottom: 10px;
  color: #3498db;
}

/* Galerie */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.gallery img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  transition: transform 0.3s, filter 0.3s;
}

.gallery img:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
}

/* Kontakt */
.contact-form {
  max-width: 600px;
  margin: 40px auto;
  display: flex;
  flex-direction: column;
}

.contact-form label {
  margin: 10px 0 5px;
  font-weight: bold;
}

.contact-form input,
.contact-form textarea {
  padding: 12px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1em;
  transition: border-color 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: #3498db;
  outline: none;
}

.contact-form button {
  margin-top: 20px;
  padding: 14px;
  background: #1abc9c;
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 1.1em;
  cursor: pointer;
  transition: background 0.3s;
}

.contact-form button:hover {
  background: #16a085;
}

/* Sekce Postup tvorby */
.process {
  background: #fffbea;
  padding: 40px;
  border-radius: 10px;
  margin: 40px auto;
  max-width: 800px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.process header {
  text-align: center;
  margin-bottom: 20px;
}

.process h1 {
  color: #e67e22;
  font-size: 2em;
}

.process p {
  color: #555;
  font-size: 1.1em;
}

.process ul {
  list-style: none;
  margin-top: 20px;
}

.process li {
  margin: 12px 0;
  font-size: 1.05em;
  padding-left: 30px;
  position: relative;
}

.process li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: #27ae60;
  font-weight: bold;
}

/* Responsivita */
@media (max-width: 768px) {
  .cards {
    flex-direction: column;
    align-items: center;
  }

  nav a {
    margin: 0 10px;
  }

  .hero h1 {
    font-size: 2.2em;
  }

  .hero p {
    font-size: 1.1em;
  }
}