/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Barvy */
    --white: #FFFFFF;
    --black: #1a1a1a;
    --gray-light: #f5f5f5;
    --gray: #666666;
    --orange: #FF6B35;
    --red: #D32F2F;

    /* Typografie */
    --font-primary: 'Montserrat', sans-serif;
    --font-display: 'Playfair Display', serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Transitions */
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--black);
    background: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    z-index: 1000;
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
}

.nav-brand {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--black);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--black);
    margin: 3px 0;
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--black);
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 1rem;
}

.nav-menu a:hover {
    color: var(--orange);
}

/* ===== BUTTONS ===== */
.btn-primary,
.btn-secondary,
.btn-hero {
    display: inline-block;
    padding: 1rem 2rem;
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--orange);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--red);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 107, 53, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--black);
    border: 2px solid var(--black);
}

.btn-secondary:hover {
    background: var(--black);
    color: var(--white);
}

.btn-hero {
    background: var(--orange);
    color: var(--white);
    font-size: 1.2rem;
    padding: 1.2rem 3rem;
}

.btn-hero:hover {
    background: var(--red);
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(211, 47, 47, 0.4);
}

/* ===== HERO ===== */
.hero {
    height: 100vh;
    background: linear-gradient(135deg, var(--black) 0%, #2c2c2c 100%);
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)),
        url('images/new_photo.jpeg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    color: var(--white);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.3) 0%, rgba(211, 47, 47, 0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: var(--spacing-md);
}

.hero-title {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
    animation: fadeInUp 1s ease 0.2s both;
}

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

/* ===== SECTIONS ===== */
.section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-family: var(--font-display);
    font-size: 3rem;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--black);
}

.section-title.light {
    color: var(--white);
}

.section-intro {
    text-align: center;
    font-size: 1.2rem;
    color: var(--gray);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== KURZY ===== */
.kurzy {
    background: var(--gray-light);
}

.kurzy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.kurz-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: 20px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.1);
    transition: var(--transition);
    position: relative;
}

.kurz-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 50px rgba(0,0,0,0.2);
}

.kurz-card.featured {
    border: 3px solid var(--orange);
}

.badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background: var(--orange);
    color: var(--white);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
}

.kurz-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
}

.kurz-card h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-sm);
    color: var(--black);
}

.kurz-card p {
    color: var(--gray);
    margin-bottom: var(--spacing-md);
}

.kurz-details {
    list-style: none;
    margin-bottom: var(--spacing-md);
    padding-left: 0;
}

.kurz-details li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--gray-light);
    color: var(--black);
}

.kurz-details li::before {
    content: "✓ ";
    color: var(--orange);
    font-weight: bold;
    margin-right: 0.5rem;
}

.kurz-price {
    text-align: center;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) 0;
}

.price-old {
    display: block;
    font-size: 1rem;
    color: var(--gray);
    text-decoration: line-through;
    margin-bottom: 0.25rem;
}

.price-current {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--orange);
    font-family: var(--font-display);
}

/* ===== CO SE NAUČÍTE ===== */
.naucite-se {
    background: linear-gradient(135deg, var(--black) 0%, #2c2c2c 100%);
    color: var(--white);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.benefit {
    text-align: center;
    padding: var(--spacing-md);
}

.benefit-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--orange);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-display);
}

.benefit h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-display);
}

.benefit p {
    color: rgba(255, 255, 255, 0.8);
}

/* ===== GALERIE ===== */
.galerie {
    background: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    aspect-ratio: 1;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* ===== O NÁS ===== */
.o-nas {
    background: var(--gray-light);
}

.o-nas-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.o-nas-text p {
    margin-bottom: var(--spacing-md);
    color: var(--gray);
    font-size: 1.1rem;
    line-height: 1.8;
}

.o-nas-text strong {
    color: var(--orange);
}

.o-nas-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 50px rgba(0,0,0,0.2);
}

.o-nas-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===== KONTAKT ===== */
.kontakt {
    background: var(--white);
}

.kontakt-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.kontakt-info h3,
.kontakt-form h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    color: var(--black);
}

.info-item {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--gray-light);
    border-radius: 10px;
}

.info-item strong {
    color: var(--orange);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.social-link {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--black);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--orange);
}

/* ===== FORMULÁŘ ===== */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--black);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--gray-light);
    border-radius: 10px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--orange);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--black);
    color: var(--white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.footer-brand h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--orange);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        padding: var(--spacing-md);
        box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        transition: var(--transition);
    }

    .nav-menu.active {
        left: 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .kurzy-grid {
        grid-template-columns: 1fr;
    }

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

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .o-nas-content {
        grid-template-columns: 1fr;
    }

    .kontakt-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }

    .footer-links {
        flex-direction: column;
    }
}