/* Základní resetování stylů */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

/* Vizuálně skrytý text (pro SEO) */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #eee;
}

#logo {
    max-width: 200px;
    height: auto;
}

.logo {
    margin-bottom: 0;
}

/* Main content */
main {
    margin-bottom: 2rem;
}

section {
    margin-bottom: 2.5rem;
}

h2 {
    color: #3498db;
    margin-bottom: 1rem;
    font-weight: 500;
}

.announcement p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

/* Seznam vlastností */
.features {
    list-style-type: none;
    margin-left: 1rem;
    margin-bottom: 1.5rem;
}

.features li {
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.features li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: #3498db;
}

/* Kontaktní informace */
.contact-info {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 5px;
    border-left: 4px solid #3498db;
}

.contact-info p {
    margin-bottom: 0.7rem;
}

.contact-info a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: #2980b9;
    text-decoration: underline;
}

/* Footer */
footer {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid #eee;
    color: #7f8c8d;
    font-size: 0.9rem;
}

/* Responzivní design */
@media (max-width: 768px) {
    .container {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
}

/* Animace */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.container {
    animation: fadeIn 1s ease-in-out;
}

/* Přechody pro interaktivní prvky */
a, button {
    transition: all 0.3s ease;
}