/* Reset a základní styly */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #4a5568;
    margin-bottom: 0.5rem;
}

.tagline {
    font-size: 1rem;
    color: #718096;
    font-style: italic;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    text-align: center;
    color: white;
}

.hero-content h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.2s both;
    min-height: 1.5em; /* Reserve space for the text */
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.4s both;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(45deg, #ff6b6b, #ff8e8e);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* Sections */
section {
    padding: 80px 0;
}

.about, .services, .testimonials, .join, .contact {
    background: white;
    margin: 20px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.about {
    margin-top: 40px;
}

section h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: #2d3748;
    position: relative;
}

section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(45deg, #ff6b6b, #ff8e8e);
    border-radius: 2px;
}

/* About Section */
.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: #4a5568;
    line-height: 1.8;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, #f7fafc, #edf2f7);
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.stat:hover {
    transform: translateY(-5px);
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: #ff6b6b;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: #718096;
    font-weight: 500;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: linear-gradient(135deg, #f7fafc, #edf2f7);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: #ff6b6b;
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.2);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #2d3748;
}

.service-card p {
    color: #4a5568;
    line-height: 1.6;
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial {
    background: linear-gradient(135deg, #f7fafc, #edf2f7);
    padding: 2rem;
    border-radius: 15px;
    position: relative;
    transition: transform 0.3s ease;
}

.testimonial:hover {
    transform: translateY(-5px);
}

.testimonial::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 4rem;
    color: #ff6b6b;
    font-weight: bold;
}

.testimonial p {
    font-size: 1.1rem;
    color: #4a5568;
    margin-bottom: 1.5rem;
    font-style: italic;
    line-height: 1.6;
}

.testimonial-author strong {
    color: #2d3748;
    font-weight: 600;
}

.testimonial-author span {
    color: #718096;
    font-size: 0.9rem;
    display: block;
    margin-top: 0.5rem;
}

/* Join Section */
.join-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #4a5568;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.join-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.join-info h3,
.join-benefits h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #2d3748;
}

.join-info p {
    font-size: 1.1rem;
    color: #4a5568;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.join-info ul {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.join-info li {
    font-size: 1.1rem;
    color: #4a5568;
    margin-bottom: 0.8rem;
    line-height: 1.6;
}

.benefits-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.benefit {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: linear-gradient(135deg, #f7fafc, #edf2f7);
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.benefit:hover {
    transform: translateX(5px);
}

.benefit-icon {
    font-size: 1.5rem;
    margin-right: 1rem;
}

.benefit span:last-child {
    font-size: 1rem;
    color: #4a5568;
    font-weight: 500;
}

/* Contact Section */
.contact-content {
    max-width: 800px;
    margin: 0 auto;
    margin-top: 3rem;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #2d3748;
}

.contact-info p {
    margin-bottom: 1rem;
    color: #4a5568;
    font-size: 1.1rem;
}

.contact-info a {
    color: #ff6b6b;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: #ff5252;
    text-decoration: underline;
}

.contact-note {
    background: linear-gradient(135deg, #f7fafc, #edf2f7);
    padding: 2rem;
    border-radius: 15px;
    margin-top: 2rem;
    border-left: 4px solid #ff6b6b;
}

.contact-note h4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #2d3748;
}

.contact-note p {
    font-size: 1rem;
    color: #4a5568;
    line-height: 1.6;
    margin-bottom: 1rem;
}

/* Footer */
.footer {
    background: #2d3748;
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 40px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-logo h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.footer-logo p {
    color: #a0aec0;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: #a0aec0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #ff6b6b;
}

.disclaimer {
    background: rgba(255, 193, 7, 0.1);
    border: 1px solid rgba(255, 193, 7, 0.3);
    border-radius: 10px;
    padding: 1.5rem;
    margin: 2rem 0;
    text-align: center;
}

.disclaimer h4 {
    color: #ffc107;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.disclaimer p {
    color: #a0aec0;
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

.credits {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 1.5rem;
    margin: 2rem 0;
    text-align: center;
}

.credits h4 {
    color: #ff6b6b;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.credits p {
    color: #a0aec0;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 0.8rem;
}

.credits a {
    color: #ff6b6b;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.credits a:hover {
    color: #ff5252;
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #4a5568;
    color: #a0aec0;
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .join-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    section {
        padding: 60px 0;
    }
    
    .about, .services, .testimonials, .join, .contact {
        margin: 10px;
    }
}

/* Video Container */
.video-container {
    position: relative;
    width: 100%;
    max-width: 560px;
    margin: 1rem auto;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.video-container iframe {
    width: 100%;
    height: 315px;
    border: none;
    border-radius: 10px;
}

.video-section h5 {
    color: #ff6b6b;
    margin-bottom: 1rem;
    text-align: center;
    font-size: 1.2rem;
}

/* Responsive video */
@media (max-width: 768px) {
    .video-container {
        max-width: 100%;
        margin: 1rem 0;
    }
    
    .video-container iframe {
        height: 200px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-content h2 {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    section h2 {
        font-size: 2rem;
    }
    
    .service-card,
    .testimonial,
    .stat {
        padding: 1.5rem;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading animation for buttons */
.btn.loading {
    position: relative;
    color: transparent;
}

.btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Message container styles */
.message-container {
    position: relative;
    min-height: 60px;
}

.random-message {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.5s ease;
    opacity: 1;
}