/* ===== GLOBÁLNÍ NASTAVENÍ A PROMĚNNÉ ===== */
:root {
    --primary-color: #007BFF; /* Hlavní modrá barva */
    --primary-color-dark: #0056b3;
    --background-color: #FFFFFF;
    --surface-color: #F8F9FA;
    --text-color: #333333;
    --heading-color: #000000;
    --white-color: #FFFFFF;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4 {
    font-weight: 600;
    color: var(--heading-color);
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; text-align: center; margin-bottom: 50px; }
h3 { font-size: 1.5rem; margin-bottom: 10px; }
h4 { font-size: 1.2rem; margin-bottom: 8px; }

/* ===== HLAVIČKA A HERO SEKCE ===== */
.hero {
    background-color: var(--surface-color);
    padding: 20px 0 60px 0;
}

.logo {
    height: 40px;
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    margin-top: 50px;
}

.hero-text {
    flex: 1;
}

.hero-text p {
    font-size: 1.2rem;
    margin: 20px 0 30px 0;
}

.hero-image {
    flex: 1;
    text-align: center;
}

.hero-image img {
    max-width: 70%;
    height: auto;
}

/* Tlačítka pro stažení */
.cta-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.cta-button {
    display: inline-flex; /* Změna na inline-flex */
    align-items: center;  /* TOTO JE KLÍČOVÉ: Vertikálně zarovná obsah na střed */
    justify-content: center; /* Volitelné: Horizontálně zarovná obsah */
    gap: 10px;            /* Přidá mezeru mezi ikonku a text */
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--white-color);
    font-weight: 600;
    transition: transform 0.2s ease, background-color 0.2s ease;
}

.cta-button:hover {
    transform: translateY(-3px);
}

.app-store { background-color: #000000; }
.google-play { background-color: var(--primary-color); }
.google-play:hover { background-color: var(--primary-color-dark); }

/* ===== SEKCE VLASTNOSTÍ ===== */
.features {
    padding: 80px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    text-align: center;
}

.feature-item img {
    height: 50px;
    margin-bottom: 20px;
}

/* ===== SEKCE JAK HRÁT ===== */
.how-to-play {
    padding: 80px 0;
    background-color: var(--surface-color);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    text-align: center;
}

.step img {
    width: 100%;
    max-width: 250px;
    border-radius: 12px;
    margin-bottom: 20px;
}

/* ===== PATIČKA ===== */
footer {
    background-color: #222;
    color: var(--white-color);
    padding: 40px 0;
    text-align: center;
}

.footer-nav {
    margin-top: 15px;
}

.footer-nav a {
    color: var(--white-color);
    text-decoration: none;
    margin: 0 15px;
    transition: opacity 0.2s ease;
}

.footer-nav a:hover {
    opacity: 0.8;
}

/* ===== RESPONZIVNÍ DESIGN ===== */
@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
    
    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-text {
        order: 2;
    }

    .hero-image {
        order: 1;
        margin-bottom: 30px;
    }
    
    .cta-buttons {
        justify-content: center;
    }
}

/* ===== STYLY PRO PODSTRÁNKY ===== */

.page-header {
    background-color: var(--surface-color);
    padding: 20px 0;
    border-bottom: 1px solid #e9ecef;
}

.page-section {
    padding: 60px 0;
}

.text-container {
    max-width: 800px; /* Užší kontejner pro lepší čitelnost textu */
}

.text-container h1 {
    margin-bottom: 20px;
}

.text-container h2 {
    text-align: left;
    font-size: 1.8rem;
    margin-top: 40px;
    margin-bottom: 15px;
}

.text-container p, .text-container li {
    margin-bottom: 15px;
}

.text-container a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.text-container a:hover {
    text-decoration: underline;
}

/* Právní upozornění */
.legal-disclaimer {
    background-color: #fff3cd;
    color: #664d03;
    border: 1px solid #ffecb5;
    border-radius: 8px;
    padding: 15px 20px;
    margin: 20px 0;
}

/* Kontaktní formulář */
.contact-form {
    margin-top: 40px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ced4da;
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25);
}

.submit-button {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    background-color: var(--primary-color);
    color: var(--white-color);
    font-weight: 600;
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.submit-button:hover {
    background-color: var(--primary-color-dark);
}