@import url('https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,300..800;1,300..800&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Lato:ital,wght@0,100;0,300;0,400;0,700;0,900;1,100;1,300;1,400;1,700;1,900&display=swap');

.open-sans {
    font-family: "Open Sans", sans-serif;
    font-optical-sizing: auto;
    font-style: normal;
    font-variation-settings:
        "wdth" 100;
}

.lato {
    font-family: "Lato", sans-serif;
    font-style: normal;
}

.bold {
    font-weight: 700;
}

.hidden {
    max-height: 0px !important;
}

:root {
    --background-primary: #FFFFFF;
    --background-secondary: #000000;
    --color-primary: #000000;
    --color-secondary: #FFFFFF;
    --color-tertiary: #66AA66;
    
    --spacing-4: 4px;
    --spacing-8: 8px;
    --spacing-12: 12px;
    --spacing-16: 16px;
    --spacing-20: 20px;
    --spacing-24: 24px;
    --spacing-28: 28px;
    --spacing-32: 32px;
    --spacing-36: 36px;
    --spacing-40: 40px;
}

body {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-40);
    width: 100%;
    max-width: 1440px;
}

.mobile-menu {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-16);
    width: 100%;
}

.mobile-menu__icon {
    width: 60px;
    height: auto;
    cursor: pointer;
}

.mobile-menu-list {
    background-color: var(--background-secondary);
    display: flex;
    flex-direction: column;
    list-style-type: none;
    border-radius: 4px;
    position: absolute;
    width: 100%;
    top: 100%;
    left: 0;
    transition-duration: 400ms;
    overflow: hidden;
    max-height: 1000px;
}

.mobile-menu-list__link {
    display: block;
    text-decoration: none;
    color: var(--color-secondary);
    padding: var(--spacing-32);
    border-bottom-width: 2px;
    border-bottom-style: solid;
    border-bottom-color: var(--color-secondary);
    transition-duration: 400ms;
    font-size: 20px;
}

.mobile-menu-list__link:hover {
    color: var(--color-tertiary);
}

.mobile-menu-list__link--active {
    font-weight: 700;
    text-transform: uppercase;
}

.mobile-menu-list__link-cv {
    display: block;
    text-decoration: none;
    color: var(--color-secondary);
    padding: var(--spacing-32);
    border-bottom-width: 2px;
    border-bottom-style: solid;
    border-bottom-color: var(--color-secondary);
    border-radius: 4px;
    transition-duration: 400ms;
    font-size: 20px;
}

.nav {
    display: none;
}

.nav__list {
    list-style-type: none;
    display: flex;
    gap: var(--spacing-40);
}

.nav__link {
    text-decoration: none;
    color: var(--color-primary);
    transition-duration: 400ms;
    font-size: 20px;
}

.nav__link:hover {
    color: var(--color-tertiary);
}

.nav__link--active {
    font-weight: 700;
    text-transform: uppercase;
}

.nav__link-cv {
    text-decoration: none;
    color: var(--color-secondary);
    background-color: var(--background-secondary);
    padding: var(--spacing-12) var(--spacing-16);
    border-radius: 4px;
    border-width: 2px;
    border-style: solid;
    border-color: #000000;
    transition-duration: 400ms;
    font-size: 16px;
}

.nav__link-cv:hover {
    background-color: var(--background-primary);
    color: var(--color-primary);
}

@media (min-width: 1280px) {
    .mobile-menu {
        display: none;
    }

    .nav {
        display: flex;
    }
}