:root {
    /* Farebná paleta - decentná ružová a čistá biela/sivá */
    --primary-color: #d48a97; /* Dusty Rose */
    --primary-hover: #c07683;
    --text-dark: #333333;
    --text-light: #666666;
    --bg-light: #fafafa;
    --white: #ffffff;
    --black: #000000;
}

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

html {
    scroll-padding-top: 80px; /* Pre správne doscrollovanie pod fixnú navigáciu */
}

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3 {
    font-family: 'Playfair Display', serif; /* Elegantné pätkové písmo pre nadpisy */
    color: var(--black);
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

/* --- Navigácia --- */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 15px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo span {
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.btn-nav {
    background: var(--primary-color);
    color: var(--white) !important;
    padding: 10px 20px;
    border-radius: 50px;
    transition: background 0.3s;
}

.btn-nav:hover {
    background: var(--primary-hover);
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* --- Hero Sekcia --- */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    /* Tu si zmeníte pozadie na vašu fotku */
    background: url('https://nechtovykurz.sk/assets/hero.webp') no-repeat center center/cover;
    margin-top: 60px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.7) 50%, rgba(255,255,255,0.4) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 650px;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero .highlight {
    color: var(--primary-color);
    font-family: 'Montserrat', sans-serif; /* Bezpätkové písmo */
    font-style: normal;      /* Rovné (zrušili sme kurzívu) */
    font-weight: 800;        /* Hrubé (tučné) */
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero .subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 15px;
}

.hero .tagline {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 30px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.btn {
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: var(--text-dark);
    border: 2px solid var(--text-dark);
}

.btn-outline:hover {
    background: var(--text-dark);
    color: var(--white);
    transform: translateY(-3px);
}

/* --- Všeobecné sekcie --- */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.section-desc {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 50px auto;
    color: var(--text-light);
}

/* --- O mne --- */
.about-section {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 20px 20px 0px var(--primary-color);
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.about-text p {
    margin-bottom: 15px;
}

.about-list li {
    margin-bottom: 10px;
    font-weight: 500;
}

.about-list i {
    color: var(--primary-color);
    margin-right: 10px;
}

/* --- Výhody --- */
.features-section {
    background-color: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.2rem;
}

/* --- Nový Dizajn Kurzu (Karty) --- */
.course-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(0,0,0,0.03);
    height: 100%; /* Aby boli karty rovnako vysoké */
    display: flex;
    flex-direction: column;
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(212, 138, 151, 0.2); /* Jemný ružový tieň */
}

.card-header {
    background: #fff0f3; /* Veľmi svetlá ružová */
    padding: 30px 20px;
    text-align: center;
    border-bottom: 1px solid rgba(212, 138, 151, 0.1);
}

.icon-box {
    width: 60px;
    height: 60px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px auto;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.icon-box i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.card-header h3 {
    font-size: 1.3rem;
    margin: 0;
    font-weight: 700;
}

.card-body {
    padding: 25px;
    flex-grow: 1; /* Natiahne obsah na celú výšku */
}

.course-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.course-list li {
    display: flex;
    align-items: flex-start; /* Zarovnanie hore ak je text na 2 riadky */
    margin-bottom: 12px;
    font-size: 0.95rem;
    color: var(--text-dark);
    line-height: 1.5;
}

.course-list li i {
    color: var(--primary-color); /* Ružová fajka */
    margin-right: 12px;
    margin-top: 4px; /* Jemná korekcia pozície */
    font-size: 1rem;
    flex-shrink: 0; /* Aby sa ikonka nezmenšovala */
}

/* Responsivita pre karty */
@media (max-width: 768px) {
    .course-card:hover {
        transform: none; /* Na mobile vypneme dvíhanie */
    }
}

/* --- Recenzie --- */
.testimonial-section {
    background: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 60px 0;
}

.quote-icon {
    font-size: 2rem;
    opacity: 0.5;
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 1.2rem;
    font-style: italic;
    font-family: 'Playfair Display', serif;
    max-width: 800px;
    margin: 0 auto 20px auto;
}

.author {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
}

/* --- Cena --- */
.pricing-section {
    background: var(--white);
    text-align: center;
}

.price-card {
    background: var(--white);
    border: 2px solid var(--primary-color);
    border-radius: 20px;
    padding: 50px 30px;
    max-width: 500px;
    margin: 0 auto;
    position: relative;
}

.badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
}

.price-original {
    text-decoration: line-through;
    color: var(--text-light);
    margin-top: 10px;
}

.price-current {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 10px 0 30px 0;
    font-family: 'Playfair Display', serif;
}

.price-features {
    text-align: left;
    max-width: 300px;
    margin: 0 auto 30px auto;
}

.price-features li {
    margin-bottom: 12px;
}

.price-features i {
    color: var(--primary-color);
    margin-right: 10px;
}

.note {
    margin-top: 15px;
    font-size: 0.8rem;
    color: var(--text-light);
}

.btn-large {
    padding: 15px 50px;
    font-size: 1.1rem;
}

/* --- Galéria --- */
.gallery-section {
    background: var(--bg-light);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.gallery-grid img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 10px;
    transition: transform 0.3s;
}

.gallery-grid img:hover {
    transform: scale(1.03);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

/* --- Footer --- */
.footer {
    background: #222;
    color: var(--white);
    text-align: center;
    padding: 60px 0 20px 0;
}

.footer h2 {
    color: var(--white);
    margin-bottom: 20px;
}

.contact-icons {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    transition: transform 0.3s;
}

.social-link:hover {
    transform: translateY(-5px);
    color: var(--primary-color);
}

.social-link i {
    font-size: 1.5rem;
}

.copyright {
    border-top: 1px solid #444;
    padding-top: 20px;
    font-size: 0.8rem;
    color: #888;
}

/* --- Preloader --- */
#preloader {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: var(--white);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease;
}

.loader-content h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--black);
}

.loader-content span { color: var(--primary-color); }

.loading-bar {
    width: 0;
    height: 3px;
    background: var(--primary-color);
    animation: loading 1.5s ease-in-out forwards;
}

@keyframes loading {
    0% { width: 0; }
    100% { width: 100%; }
}

/* --- Scroll Animácie (Reveal) --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsivita (Mobil) --- */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.2rem; }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px 0;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }

    .nav-links.nav-active {
        display: flex;
    }

    .hamburger { display: block; }
    
    .about-grid { grid-template-columns: 1fr; }
    .hero { background-position: center right; }
}

/* --- LUXURY EDITORIAL CARDS --- */
.curriculum-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr); /* TOTO JE ZMENA NA 2x2 pre 4 kartičky */
    gap: 40px;
    margin-top: 40px;
}

.luxury-card {
    background: var(--white);
    position: relative;
    overflow: hidden; /* Aby číslo nevyliezlo von */
    border-radius: 4px; /* Ostrejšie rohy pre eleganciu */
    box-shadow: 0 5px 20px rgba(0,0,0,0.06); /* Veľmi jemný tieň */
    transition: all 0.4s ease;
    border-bottom: 3px solid transparent; /* Príprava na hover efekt */
}

/* Hover efekt pre celú kartu */
.luxury-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    border-bottom: 3px solid var(--primary-color); /* Ružový spodok */
}

/* Obrovské číslo na pozadí */
.card-bg-number {
    position: absolute;
    top: -20px;
    right: -10px;
    font-family: 'Playfair Display', serif;
    font-size: 10rem;
    font-weight: 700;
    color: var(--primary-color);
    opacity: 0.07; /* Veľmi jemné, takmer neviditeľné */
    line-height: 1;
    z-index: 0;
    transition: transform 0.5s ease;
}

.luxury-card:hover .card-bg-number {
    transform: scale(1.1) rotate(-5deg); /* Jemný pohyb čísla pri hoveri */
    opacity: 0.1;
}

.card-content {
    position: relative;
    z-index: 1;
    padding: 40px 30px;
    text-align: center;
    margin: 0 auto;
}

.card-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.luxury-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    letter-spacing: 0.5px;
}

/* Malá čiara pod nadpisom */
.divider {
    width: 50px;
    height: 2px;
    background: var(--primary-color);
    margin: 0 auto 25px auto;
    transition: width 0.3s ease;
}

.luxury-card:hover .divider {
    width: 80px; /* Čiara sa pri hoveri natiahne */
}

/* Zoznam položiek */
.luxury-list {
    text-align: left;
    margin-top: 20px;
}

.luxury-list li {
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0; /* Jemné linky medzi položkami */
    color: var(--text-dark);
    font-size: 0.95rem;
    position: relative;
    padding-left: 20px;
}

.luxury-list li:last-child {
    border-bottom: none;
}

/* Vlastná odrážka namiesto klasickej bodky */
.luxury-list li::before {
    content: '•';
    color: var(--primary-color);
    font-size: 1.2rem;
    position: absolute;
    left: 0;
    top: 4px;
}

/* Mobilné zobrazenie pre curriculum karty */
@media (max-width: 768px) {
    .curriculum-grid {
        grid-template-columns: 1fr; /* Na mobile jedna karta pod druhou */
        gap: 20px;
    }
    
    .card-bg-number {
        font-size: 8rem; /* Menšie číslo na mobile */
    }
}

/* --- Výhody (Features) --- */
.feature-card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    
    /* Dôležité pre plynulý pohyb: */
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
    border: 1px solid transparent; /* Príprava na hover */
}

/* EFEKT PRI NABEHNUTÍ MYŠOU */
.feature-card:hover {
    /* 1. Karta sa posunie hore */
    transform: translateY(-15px); 
    
    /* 2. Tieň sa zväčší a zmení na jemne ružový */
    box-shadow: 0 20px 40px rgba(212, 138, 151, 0.25); 
    
    /* 3. Voliteľné: Pridá sa jemný ružový okraj */
    border-color: rgba(212, 138, 151, 0.3);
}

/* EFEKT PRE IKONU VNÚTRI KARTY */
.feature-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    transition: transform 0.4s ease; /* Aby sa hýbala aj ikona */
}

.feature-card:hover i {
    transform: scale(1.2) rotate(5deg); /* Ikona sa zväčší a jemne natočí */
}

/* =========================================
   LUXUSNÝ SLIDER REFERENCIÍ (V2)
   ========================================= */

.reviews-section {
    /* Jemný prechod z bielej do svetlo-ružovej */
    background: linear-gradient(to bottom, #ffffff 0%, #fff5f7 100%);
    padding: 120px 0;
    overflow: hidden;
    position: relative;
}

.slider-wrapper {
    position: relative;
    max-width: 1240px; /* Širší záber */
    margin: 0 auto;
    padding: 0 60px; /* Priestor pre šípky */
}

.slider-track-container {
    overflow: hidden;
    width: 100%;
    padding: 20px 0 50px 0; /* Padding hore/dole pre tiene */
}

.slider-track {
    display: flex;
    gap: 30px;
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1); /* Veľmi plynulý pohyb */
}

/* --- DIZAJN KARTY --- */
.review-card.slide {
    /* Desktop: 3 karty */
    flex: 0 0 calc(33.333% - 20px); 
    max-width: calc(33.333% - 20px);
    
    background: #ffffff;
    border-radius: 20px;
    padding: 40px 30px;
    
    /* Luxusný tieň */
    box-shadow: 0 10px 40px -10px rgba(0,0,0,0.06);
    border: 1px solid rgba(255, 255, 255, 0.5);
    
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: auto;
    position: relative;
    transition: all 0.4s ease;
}

/* Efekt pri nájazde myšou */
.review-card.slide:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px -10px rgba(212, 138, 151, 0.25); /* Ružová žiara */
    border-color: rgba(212, 138, 151, 0.2);
}

/* Dekoratívna úvodzovka na pozadí */
.review-card.slide::before {
    content: '"';
    position: absolute;
    top: 20px;
    right: 30px;
    font-family: 'Playfair Display', serif;
    font-size: 8rem;
    line-height: 1;
    color: var(--primary-color);
    opacity: 0.1; /* Veľmi jemné */
    pointer-events: none;
}

/* --- OBSAH KARTY --- */
.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.stars {
    color: #FFC107; /* Zlatá */
    font-size: 0.9rem;
    letter-spacing: 2px;
}

.review-date {
    font-size: 0.75rem;
    color: #bbb;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.review-text {
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    line-height: 1.8;
    color: #555;
    font-style: italic;
    margin-bottom: 30px;
    flex-grow: 1;
}

/* --- AUTOR --- */
.review-author {
    display: flex;
    align-items: center;
    gap: 15px;
    border-top: 1px solid #f5f5f5;
    padding-top: 20px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: #fff0f3; /* Svetloružová */
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Playfair Display', serif;
    font-size: 1.4rem;
    font-weight: 700;
    box-shadow: 0 5px 15px rgba(212, 138, 151, 0.2);
}

.author-info h4 {
    font-size: 1rem;
    font-weight: 700;
    color: #222;
    margin-bottom: 3px;
    font-family: 'Playfair Display', serif;
}

.author-info span {
    font-size: 0.8rem;
    color: #999;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- NAVIGÁCIA (ŠÍPKY) --- */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 55px;
    height: 55px;
    border-radius: 50%;
    background: #ffffff;
    border: none;
    color: #333;
    font-size: 1.2rem;
    cursor: pointer;
    z-index: 10;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-btn:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 10px 25px rgba(212, 138, 151, 0.4);
}

.prev-btn { left: 0; }
.next-btn { right: 0; }

/* --- BODKY (PAGINÁCIA) --- */
.slider-dots {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    background: #e0e0e0;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: var(--primary-color);
    transform: scale(1.3);
    width: 30px; /* Aktívna bodka sa natiahne na ovál */
    border-radius: 10px;
}

/* --- RESPONSIVITA --- */

/* Tablet: 2 karty */
@media (max-width: 1100px) {
    .review-card.slide {
        flex: 0 0 calc(50% - 15px);
        max-width: calc(50% - 15px);
    }
}

/* Mobil: 1 karta */
@media (max-width: 768px) {
    .reviews-section { padding: 80px 0; }
    .slider-wrapper { padding: 0 15px; } /* Menší padding na mobile */
    
    .review-card.slide {
        flex: 0 0 100%;
        max-width: 100%;
        padding: 30px 25px;
    }

    /* Na mobile skryjeme veľké šípky, necháme len bodky */
    .slider-btn {
        display: none; 
    }
    
    .slider-track-container {
        padding: 10px 0 30px 0;
    }
}

/* --- NOVÁ MOZAIKA GALÉRIA (7 ITEMS) --- */
.viva-showcase-zone {
    padding: 100px 0;
    background: #fff; /* Čisté biele pozadie */
}

.mosaic-7-layout {
    display: grid;
    /* Vytvoríme 4 stĺpce */
    grid-template-columns: repeat(4, 1fr);
    /* Automatická výška riadkov */
    grid-auto-rows: 250px; 
    gap: 15px;
    margin-bottom: 40px;
}

/* Štýlovanie jednotlivých položiek */
.visual-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    cursor: pointer;
}

.visual-item img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Aby sa fotka nedeformovala */
    transition: transform 0.5s ease;
}

/* Efekt pri nabehnutí myšou - Zoom */
.visual-item:hover img {
    transform: scale(1.1);
}

/* --- ROZLOŽENIE FOTIEK (Puzzle efekt) --- */

/* 1. Hlavná fotka (Zaberie 2x2 políčka) */
.main-piece {
    grid-column: span 2;
    grid-row: span 2;
}

/* 6. a 7. fotka (Široké - zaberú 2 stĺpce) */
.wide-piece {
    grid-column: span 2;
}

/* Tlačidlo pod galériou */
.insta-btn-wrapper {
    text-align: center;
    margin-top: 30px;
}

/* --- RESPONSIVITA --- */

/* Tablet (zmeníme na 2 stĺpce) */
@media (max-width: 900px) {
    .mosaic-7-layout {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 200px;
    }
    
    /* Na tablete hlavná fotka zaberie celú šírku */
    .main-piece {
        grid-column: span 2; 
    }
}

/* Mobil (všetko pod sebou) */
@media (max-width: 600px) {
    .mosaic-7-layout {
        display: flex;
        flex-direction: column;
        gap: 15px;
    }

    .visual-item {
        height: 250px; /* Fixná výška pre mobil */
    }
}