:root {
    --clr-primary-200: #f3eed9;
    --clr-primary-400: #812c2c;

    --clr-neutral-100: #fff;
    --clr-neutral-900: #222c2a;

    --ff-primary: "Montserrat", sans-serif;
    --ff-accent: "Roboto", sans-serif;
    interpolate-size: allow-keywords;
}

/* === MINI RESET === */

/* Box sizing rules */
*,
*::before,
*::after {
    box-sizing: border-box;
}

/* Remove default padding */
ul[class],
ol[class] {
    padding: 0;
}

/* Remove default margin */
body,
h1,
h2,
h3,
h4,
p,
ul[class],
/*elements with a class attribute  */
ol[class],
/*elements with a class attribute  */
li,
blockquote {
    margin: 0;
}

/* Set core body defaults */
body {
    scroll-behavior: smooth;
    line-height: 1.6;
}

/* Remove list styles on ul, ol elements with a class attribute */
ul[class],
ol[class] {
    list-style: none;
}

/* A elements that don't have a class get default styles */
a:not([class]) {
    text-decoration-skip-ink: auto;
}

/* Make images easier to work with */
img {
    display: block;
    max-width: 100%;
}

/* Natural flow and rhythm in articles by default */
article > * + * {
    margin-top: 1em;
}

/* Inherit fonts for inputs and buttons */
input,
button,
textarea,
select {
    font: inherit;
}

/* === MINI RESET END === */

body {
    font-family: var(--ff-primary);
    font-weight: 400;
    font-size: 1rem;
}

h1,
h2,
h3 {
    color: var(--clr-primary-400);
    font-family: var(--ff-accent);
    font-weight: 700;
    line-height: 1;
}

h2,
h3,
p {
    margin-top: 1em;
    margin-bottom: 1em;
}

h1 {
    font-size: 4rem;
}

.text-center {
    text-align: center;
}

section {
    padding: 4rem 0;
}

section.header {
    position: relative;
    padding: 0;
}

.container {
    margin-inline: auto;
    width: min(90%, 70.5rem);
}

.split {
    display: grid;
    gap: 2em;
    align-items: center;
}

.container--narrow {
    max-width: 50rem;
}

.bg-light {
    background-color: var(--clr-primary-200);
}

.bg-primary {
    color: var(--clr-neutral-100);
    background-color: var(--clr-primary-400);
}

.bg-dark {
    color: var(--clr-neutral-100);
    background-color: var(--clr-neutral-900);
}

.bg-primary h2,
.bg-dark h2 {
    color: var(--clr-primary-200);
}

/* === NAVIGATION === */

.navbar {
    font-size: 1.25rem;
    padding-bottom: 10px;
}

.main-nav {
    overflow: hidden;
    height: 0;
    transition:
        height 350ms ease-in-out,
        margin-top 550ms ease-in-out;
}

.navbar ul {
    padding: 0;
}

.navbar li {
    padding: 0.5rem 0 0.5rem 1rem;
    border-bottom: 1px solid #ccc;
}

.navbar li:last-child {
    border-bottom: none;
}

.navbar li:hover {
    background-color: var(--clr-primary-400);
    color: var(--clr-primary-200);
}

.nav-links,
.logo {
    text-decoration: none;
    color: inherit;
}

.logo {
    display: inline-block;
    font-size: 2rem;
}

.navbar-toggle {
    position: absolute;
    top: 10px;
    right: 0;
    cursor: pointer;
    font-size: 1.5rem;
}

.social .fab:hover {
    color: var(--clr-primary-400);
}

.active {
    height: auto;
}

ul.active {
    margin-top: 20px;
}

/* === NAVIGATION END === */

@media (min-width: 40em) {
    header,
    section {
        padding: 7rem 0;
    }

    .split {
        grid-auto-flow: column;
        grid-auto-columns: 1fr;
    }

    /* === NAVIGATION === */
    .navbar {
        display: flex;
        justify-content: space-between;
        padding-bottom: 0;
        height: 5rem;
        align-items: center;
    }

    .main-nav {
        height: auto;
        display: flex;
        flex-direction: row;
        justify-content: flex-end;
    }

    .navbar li {
        padding: 0;
        border-bottom: 0;
    }

    .navbar li:hover {
        background-color: unset;
        color: unset;
    }

    .nav-links {
        margin-left: 2rem;
        padding: 2rem 0 2rem 0;
    }

    .navbar-toggle {
        display: none;
    }

    .nav-links:after {
        margin-left: 2rem;
        display: block;
        content: "";
        border-bottom: 3px solid var(--clr-primary-400);
        transform: scaleX(0);
        transform-origin: left;
        transition: transform 250ms ease-in-out;
    }

    .nav-links:hover:after {
        transform: scaleX(1);
    }

    /* === NAVIGATION END === */
}