:root {
    font-size: 16px;
    font-family: 'Metropolis';

    --transition-speed-accent-color: 250ms;
    --transition-speed-navbar: 400ms;
    --transition-speed-color: 500ms;
    --transition-speed-text: 300ms;
    --transition-speed-logo: 300ms;

    --navbar-height-default: 4rem;
    --navbar-height-hover: 6.5rem;

    --navbar-logo-width: 16rem;
    --navbar-item-width: 12rem;
}

body {
    margin: 0;
    padding: 0;

    background-color: var(--background);
    transition: background var(--transition-speed-color) ease;

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

    color: black;
}

/* COLOR */
.nav .fa-primary     {   transition: color var(--transition-speed-accent-color) ease; color: var(--text-primary);     }
.nav .fa-secondary   {   transition: color var(--transition-speed-accent-color) ease; color: var(--text-secondary);   }
.nav .fa-color       {   transition: color var(--transition-speed-accent-color) ease; color: var(--text-primary);     }

.nav-color:hover .fa-primary     {   color: var(--nav-svg-primary);      }
.nav-color:hover .fa-color       {   color: var(--nav-svg-primary);      }
.nav-color:hover .fa-secondary   {   color: var(--nav-svg-secondary);    }

/* Active tab handling */
.nav .current-tab .fa-primary.use-highlight     {   color: var(--nav-svg-active-primary);    }
.nav .current-tab .fa-secondary.use-highlight   {   color: var(--nav-svg-active-secondary);  }
.nav .current-tab .fa-color.use-highlight       {   color: var(--nav-svg-active-primary);    }

.nav-color:hover.current-tab .fa-primary.use-highlight     {   color: var(--nav-svg-primary);    }
.nav-color:hover.current-tab .fa-secondary.use-highlight   {   color: var(--nav-svg-secondary);  }
.nav-color:hover.current-tab .fa-color.use-highlight       {   color: var(--nav-svg-primary);    }

/* SCROLLBAR */
*{
    scrollbar-width: thin;
    scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-color);
}
body::-webkit-scrollbar { width: 0.25rem; }
body::-webkit-scrollbar-track { background: var(--scrollbar-color) }
body::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb) }

/* NAVBAR */

/* Style */

.nav {
    position: fixed;
    top: 0;
    width: 100vw;

    height: var(--navbar-height-default);

    overflow: hidden;
    background-color: var(--bg-primary);

    font-weight: bold;

    transition: height var(--transition-speed-navbar) ease;
}
.nav-container, .nav-logo, .nav-item, .nav-text, .nav-link { height: 100%; }

.nav-container {
    display: flex;


    list-style: none;
    padding: 0;
    margin: 0;
}
.nav-logo{
    width: var(--navbar-logo-width);
}

/* Move last Child to right */
.nav-item:last-child{ margin-left: auto; }

/* Links */
.nav-link {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;

    padding: 0 0.75em;
    box-sizing: border-box;
}

.nav-link svg {
    width: 2rem;
    min-width: 2rem;
}

.nav-link, .nav-link-text {
    color: var(--text-primary);
    transition: color var(--transition-speed-text) ease;
    text-decoration: none;
}
.nav-link:hover .nav-link-text {
    color: var(--text-secondary);
}


/* Helpers */
.nav-link-aleft {
    display: flex;
    justify-content: start;
    width: 100%;
}
.nav-link-amid {
    display: flex;
    justify-content: center;
    width: 100%;
}

/* Logo */
.nav-logo .nav-link-text{
    position: absolute;
    top: 0.4em;

    font-size: 1.5rem;
    letter-spacing: 0.2ch;
    text-transform: uppercase;
    line-height: 1.5rem;
}

.nav-link-anker {
    height: 0;
    opacity: 0;
}

/* Items */
.nav-item {
    width: var(--navbar-item-width);
}
.nav-item .nav-link {
    width: 100%;
}
.nav-item .nav-link-text {
    position: absolute;
    bottom: 0.5em;
}


/* ANIMATION RELATED CLASSES */
.nav:hover { 
    height: var(--navbar-height-hover);
}

.nav:hover ~ .main {
    top: var(--navbar-height-hover);
}

/* Animation Logo */
.nav-logo {
    transition: var(--transition-speed-logo) ease;
    color: var(--text-primary);
    opacity: 0.7;
}
.nav-logo svg {
    transition: margin var(--transition-speed-navbar) ease, transform var(--transition-speed-logo) ease;
    margin: 0;
    transform: rotate(-90deg);
}
.nav-logo .nav-link-text {
    transition: opacity var(--transition-speed-text) ease;
    opacity: 0;
}
.nav-link-anker {
    transition: height var(--transition-speed-navbar) ease;
}


.nav:hover .nav-logo .nav-link-text {
    opacity: 1;
}
.nav:hover .nav-link-anker { height: 1.5em; }
.nav:hover .nav-logo svg {
    transform: rotate(-270deg);
    margin-top: 1.5rem;
}

.nav-logo:hover {
    color: var(--text-secondary);
    background: var(--bg-secondary);
    opacity: 1;
}

/* Active tab handling */
.nav:hover .current-tab .nav-link-text.use-highlight       { opacity: 1; }

/* Animation Items */
.nav-item {
    transition: var(--transition-speed-color) ease;
    color: var(--text-primary);
    opacity: 0.7;
}
.nav-item .nav-link-text {
    transition: opacity var(--transition-speed-text) ease, color var(--transition-speed-text) ease;
    opacity: 0;
}


.nav-item:hover {
    color: var(--text-secondary);
    background: var(--bg-secondary);
    opacity: 1;
}
.nav-item:hover .nav-link-text {
    opacity: 1;
}

/* CONTENT */

.main {
    transition: top var(--transition-speed-navbar) ease;
    top: var(--navbar-height-default);
    position: absolute;

    word-wrap: break-word;
    padding: 0rem 1rem 1rem;
}