/* FONTS */
@import url('https://fonts.googleapis.com/css2?family=Source+Sans+3:ital,wght@0,200..900;1,200..900&display=swap');

/* GENERAL */
html{scroll-behavior: smooth;}

body{
    /* STYLING */
    margin: 0;
    padding: 0;
    background: var(--background);
    color: var(--color);
    font-family: var(--font);

    /* VARIABLES */
    --primary: #3498db;
    --secondary: #2980b9;
    --background: #181818;
    --color: #f8f8f8;
    --font: "Source Sans 3", sans-serif;
    --baseRadius: 12px;
    --baseTransition: all 250ms;
}

/* CONTENT */
.content{
    margin: auto;
}

.inner-width{
    margin: auto;
    width: 100%;
    max-width: clamp(1100px, 90%, 1250px);
}

/* NAVIGATION */
nav{
    width: 100%;
    height: 96px;
    background: transparent;
    position: fixed;
    top: 0;
    left: 0;
    transition: var(--baseTransition);
}

nav.small{
    height: 66px;
}

nav .inner-width{
    height: 100%;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-content: center;
    align-items: center;
}

nav img{
    width: auto;
    height: 56px;
}

nav.small img{
    height: 46px;
}

.nav-links a{
    /* STYLE */
    color: var(--color);
    font-size: 1.2rem;
    text-decoration: none;
    margin: 5px 10px;

    /* HOVER EFFECT */
    position: relative;
}

.nav-links a:hover, nav a:focus{
    text-decoration: none;
}

.nav-links a:not(:last-child)::after{
    content: "";
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--color);
    border-radius: 4px;
    transition: var(--baseTransition);
    transform: scaleX(0);
}

.nav-links a:not(:last-child):hover::after{
    transform: scaleX(0.5);
}

.nav-links a:last-child{
    padding: 5px 16px;
    background: var(--primary);
    color: var(--color);
    border: none;
    border-radius: var(--baseRadius);
    transition: var(--baseTransition);
}

.nav-links a:last-child:hover{
    background: var(--secondary);
}

.nav-toggle{
    display: none;
}

@media screen and (max-width:640px){
    .nav-toggle{
        display: block;
    }

    .nav-links{
        display: none;
    }

    nav .inner-width{
        justify-content: space-between;
        padding: 0 20px;
        box-sizing: border-box;
    }

    nav.open{        
        height: 100dvh;
        background: var(--background);
    }

    nav.open .inner-width{        
        flex-direction: column;
        flex-wrap: wrap;
        justify-content: space-around;
        align-content: center;
        align-items: center;
    }

    nav.open .nav-links{
        display: flex;
        flex-direction: column;
        flex-wrap: wrap;
        justify-content: center;
        align-content: center;
        align-items: center;
    }

    nav.open .nav-links a, nav i{
        font-size: 2rem;
    }

    nav i{
        font-size: 3rem;
    }

    .nav-links a:hover::after{
        display: none;
    }

    .nav-links a:last-child{
        background: inherit;
        padding: inherit;
    }
}