/* ZÁKLAD */

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

html {
    scroll-behavior: smooth;
}

body {
    background: #f4f2ed;
    color: #171717;
    font-family: Arial, Helvetica, sans-serif;
}


/* NAVIGACE */

.navbar {
    position: fixed;

    top: 0;
    left: 0;

    width: 100%;

    display: flex;
    justify-content: space-between;
    align-items: center;

    padding: 20px 6%;

    background: rgba(244, 242, 237, 0.9);
    backdrop-filter: blur(6px);

    z-index: 10;
}

.logo {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;

    color: #171717;
    text-decoration: none;
}

.menu {
    display: flex;
    gap: 30px;
}

.menu-toggle {
    position: absolute;
    opacity: 0;

    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;

    cursor: pointer;
    z-index: 11;
}

.hamburger span {
    width: 26px;
    height: 2px;
    background: #171717;
    transition: 0.3s;
}

.menu a {
    color: #171717;
    text-decoration: none;

    font-size: 11px;
    letter-spacing: 2px;

    transition: 0.3s;
}

.menu a:hover {
    opacity: 0.6;
}


/* HLAVNÍ ÚVOD */

.hero {

    width: 100%;
    min-height: 100vh;

    display: flex;
    align-items: center;

    padding: 120px 10%;

    background-image:
        linear-gradient(
            rgba(244, 242, 237, 0.35),
            rgba(244, 242, 237, 0.35)
        ),
        url("images/stopa pozadi.jpeg");

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

    color: #171717;
}

.hero-text {
    max-width: 800px;
}

.small-title {
    font-size: 11px;
    letter-spacing: 3px;
    font-weight: 600;

    margin-bottom: 25px;
}

h1 {
    font-family: Georgia, "Times New Roman", serif;

    font-size: clamp(70px, 10vw, 140px);

    font-weight: 400;

    line-height: 0.9;

    letter-spacing: -5px;
}

.subtitle {
    margin-top: 35px;

    font-size: 15px;
    letter-spacing: 4px;
}

.description {
    max-width: 450px;

    margin-top: 20px;

    font-size: 16px;

    line-height: 1.7;

    color: #666;
}


/* TLAČÍTKO */

.button {

    display: inline-block;

    margin-top: 35px;

    padding: 15px 30px;

    background: #171717;

    color: white;

    text-decoration: none;

    font-size: 11px;

    letter-spacing: 2px;

    transition: 0.3s;
}

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


/* O MNĚ */

.about {

    min-height: 80vh;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 80px;

    padding: 130px 10%;
}

.about-text {
    max-width: 650px;
    flex: 1;
}

.about-image {
    flex: 0 0 42%;
}

.about-image img {
    width: 100%;
    height: 600px;

    object-fit: cover;

    display: block;
}

h2 {

    font-family: Georgia, "Times New Roman", serif;

    font-size: clamp(45px, 6vw, 80px);

    font-weight: 400;

    line-height: 1;

    letter-spacing: -2px;

    margin-bottom: 35px;
}

.about-text p:not(.small-title) {

    max-width: 550px;

    color: #666;

    line-height: 1.8;

    margin-bottom: 20px;
}


.about-stats {

    display: flex;

    gap: 30px;

    margin-top: 20px;
    padding-top: 30px;

    border-top: 1px solid #ddd;
}

.stat {
    flex: 1;
}

.about-stats p.stat-value {

    max-width: none;

    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;

    color: #171717;

    line-height: 1.4;

    margin-bottom: 8px;
}

.about-stats p.stat-label {

    max-width: none;

    font-size: 12px;
    letter-spacing: 0.3px;

    color: #666;

    line-height: 1.4;

    margin-bottom: 0;
}


/* TRÉNINKY */

.training {

    padding: 130px 10%;

    background: #171717;

    color: white;
}

.training h2 {
    margin-bottom: 70px;
}

.training-grid {

    display: grid;

    grid-template-columns: repeat(2, 1fr);

    border-top: 1px solid #555;
    border-left: 1px solid #555;
}

.card {

    min-height: 270px;

    padding: 45px;

    border-right: 1px solid #555;
    border-bottom: 1px solid #555;
}

.card span {

    font-size: 11px;

    letter-spacing: 2px;

    color: #aaa;
}

.card h3 {

    font-family: Georgia, "Times New Roman", serif;

    font-size: 35px;

    font-weight: 400;

    margin: 30px 0 15px;
}

.card p {

    max-width: 400px;

    color: #aaa;

    line-height: 1.7;
}


.pricing {

    padding: 0 10% 130px;

    scroll-margin-top: 90px;

    text-align: center;

    background: #171717;

    color: white;
}

.pricing-text {
    max-width: 450px;

    margin: 0 auto;

    color: #aaa;

    font-size: 16px;

    line-height: 1.7;
}


/* KONTAKT */

.contact {

    min-height: 70vh;

    padding: 130px 10%;

    display: flex;

    align-items: center;

    justify-content: space-between;

    gap: 80px;
}

.contact-text {

    flex: 1;

    max-width: 550px;
}

.contact-location {
    margin-top: -15px;
    margin-bottom: 50px;
}

.contact-text h2 {
    margin-bottom: 25px;
}

.contact-text > p:not(.small-title) {

    color: #666;

    margin-bottom: 30px;
}

.contact-link {

    display: block;

    color: #171717;

    font-size: 20px;

    text-decoration: none;

    margin-bottom: 12px;
}

.contact-link:hover {
    text-decoration: underline;
}


/* GOOGLE KALENDÁŘ */

.calendar {

    flex: 0 0 50%;

    max-width: 650px;
}

.calendar h3 {

    font-size: 11px;

    letter-spacing: 3px;

    font-weight: 600;

    margin-bottom: 25px;
}

.calendar iframe {

    width: 100%;

    min-height: 500px;

    border: none;
}



/* PATIČKA */

footer {

    padding: 30px 6%;

    border-top: 1px solid #ccc;

    font-size: 11px;

    letter-spacing: 1px;

    color: #777;
}


/* MOBIL */

@media (max-width: 800px) {

    .hamburger {
        display: flex;
    }

    .menu {
        position: absolute;
        top: 100%;
        left: 0;

        width: 100%;

        flex-direction: column;
        gap: 0;

        max-height: 0;
        overflow: hidden;

        background: rgba(244, 242, 237, 0.97);

        transition: max-height 0.3s ease;
    }

    .menu a {
        padding: 18px 7%;
        border-top: 1px solid rgba(0, 0, 0, 0.08);
    }

    .menu-toggle:checked ~ .menu {
        max-height: 300px;
    }

    .menu-toggle:checked ~ .hamburger span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .menu-toggle:checked ~ .hamburger span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle:checked ~ .hamburger span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero {
        width: 100%;
        min-height: 100vh;

        padding: 120px 7%;

        background-position: center;
    }

    h1 {
        font-size: 70px;
    }

    .about {
        flex-direction: column;
        align-items: stretch;
        gap: 40px;

        padding: 90px 7%;
    }

    .about-stats {
        flex-direction: column;
        gap: 20px;
    }

    .about-image {
        flex: none;
        width: 100%;
    }

    .about-image img {
        height: 350px;
    }

    .training {
        padding: 90px 7%;
    }

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

    .card {
        min-height: 220px;
        padding: 35px;
    }

    .pricing {
        padding: 0 7% 90px;
    }

    .contact {
        flex-direction: column;
        align-items: stretch;
        gap: 40px;

        padding: 90px 7%;
    }

    .contact-text {
        max-width: 100%;
    }

    .calendar {
        flex: none;
        width: 100%;
        max-width: 100%;
    }

}