:root { 
    --primary-color: #2c3e50; 
    --accent-color: #e74c3c; 
}

body { 
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; 
    background: #f4f7f6; 
    display: flex; 
    justify-content: center; 
    padding: 20px; 
    margin: 0;
}

.card { 
    background: white; 
    max-width: 600px; 
    width: 100%; 
    padding: 30px; 
    border-radius: 12px; 
    box-shadow: 0 4px 15px rgba(0,0,0,0.1); 
    border-top: 8px solid var(--primary-color); 
    margin-top: 20px;
}

.header { 
    text-align: center; 
    margin-bottom: 30px; 
}

.header img { 
    max-width: 150px; 
    height: auto;
    margin-bottom: 10px; 
}

h1 {
    color: var(--primary-color);
    margin: 10px 0;
    font-size: 24px;
}

p {
    color: #666;
    font-style: italic;
}

.question { 
    margin-bottom: 20px; 
    padding: 15px; 
    border-bottom: 1px solid #eee; 
}

label { 
    display: block; 
    font-weight: bold; 
    margin-bottom: 10px; 
    color: var(--primary-color); 
}

select, input { 
    width: 100%; 
    padding: 12px; 
    border: 1px solid #ccc; 
    border-radius: 5px; 
    box-sizing: border-box; /* Důležité, aby input nepřetékal */
    font-size: 16px;
}

button { 
    background: var(--primary-color); 
    color: white; 
    border: none; 
    padding: 15px 30px; 
    border-radius: 5px; 
    cursor: pointer; 
    width: 100%; 
    font-size: 18px; 
    font-weight: bold;
    transition: background 0.3s ease;
}

button:hover { 
    background: #1a252f; 
}
.botnik {
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    width: 100%;
    color: #7f8c8d;
    font-size: 14px;
    border-top: 1px solid #ddd;
}

/* Základní nastavení */
:root {
    --primary-color: #2c3e50;
    --text-color: #333;
    --bg-color: #f9f9f9;
    --shadow: 0 4px 12px rgba(0,0,0,0.1);
}

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    padding: 20px;
}
/*
/* Kontejner pro text */
.blog-container {
    max-width: 750px;
    margin: 0 auto;
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

/* Hlavička */
.blog-header {
    text-align: center;
    border-bottom: 2px solid #eee;
    margin-bottom: 30px;
    padding-bottom: 20px;
}

.author-logo {
    max-width: 150px;
    height: auto;
    margin-bottom: 15px;
}

/* Obrázky v textu */
.blog-image {
    width: 100%;
    height: auto;
    border-radius: 6px;
    margin: 20px 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

/* Poznámka o Gemini */
.gemini-note {
    background-color: #eef2f7;
    border-left: 5px solid #3498db;
    padding: 15px;
    margin: 25px 0;
    font-style: italic;
}

/* Nadpisy */
h1, h2 {
    color: var(--primary-color);
}

h2 {
    margin-top: 40px;
    font-size: 1.5rem;
}

/* Patička */
.blog-footer {
    margin-top: 50px;
    text-align: center;
    font-size: 0.9rem;
    color: #888;
    border-top: 1px solid #eee;
    padding-top: 20px;
}

/* Responzivita pro mobily */
@media (max-width: 600px) {
    .blog-container {
        padding: 20px;
    }
}