@font-face {
    font-family: 'rubik';
    src: url('/assets/fonts/Rubik-Regular.ttf') format('truetype');
}

html {
    font-size: 100%;
}

body {
    margin: 0;
    font-family: 'rubik', sans-serif;
    background-color: #161318;
    color: #ffffff;
}

/* Header layout */
header {
    position: sticky;
    top: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.05rem 2rem;
    color: white;
    background-color: #161318;
    z-index: 999;
    overflow: visible;
}

.mobile-logo {
    display: none;
}

.desktop-logo {
    max-width: 80%;
    display: block;
}

/* Center nav */
.main-nav {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    flex: 1;
    display: flex;
    justify-content: center;
    gap: 3rem;
}

.main-nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}
/* Hamburger button */
.hamburger {
    display: none;
    font-size: 2rem;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    width: 20%;
    height: 2em;
}

/* Mobile hearder */
@media (max-width: 768px) {
    header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding: 0.1rem 1rem;
        position: sticky;

    }

    header a {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .hamburger {
        display: block;
        margin-bottom: 5%;
    }

    .logo {
        max-width: auto;
        height: 4em;
        order: 1;
    }

    .desktop-logo {
        display: none;
    }

    .mobile-logo {
        display: block;
    }

    .main-nav,
    .auth-nav {
        display: none;
        flex-direction: column;
        align-items: center;
        width: 50%;
        margin: 0;
        gap: 1rem;
        background-color: #161318;
        border-right: 1px solid #9E3DC1;
        padding: 0.75rem 0 1rem;
        align-items: stretch;
        position: absolute;
        top: calc(100%);
        left: 0;
        right: 0;
        z-index: 1000;
    }

    .main-nav.active,
    .auth-nav.active {
        display: flex;
    }

    .main-nav>a,
    .auth-nav>a {
        display: block;
        width: 100%;
        padding: 0.75rem 1rem;
        text-align: center;
    }

    .main-nav>a:first-child,
    .auth-nav>a:first-child {
        padding-top: 1rem;
    }

}

.article-container {
    max-width: 70%;
    margin: 4rem auto;
    padding: 0 2rem;
    line-height: 1.7;
}

.article-container h1 {
    font-size: clamp(2rem, 5vw, 2.8rem);
    line-height: 1.2;
    text-align: center;
    margin-bottom: 2rem;
}

.article-container p {
    font-size: clamp(1rem, 2.5vw, 1.1rem);
    margin-bottom: 1.5rem;
    text-align: justify;
}

.article-container img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 2.5rem auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.article-container ul {
    padding-left: 25px;
    margin-bottom: 1.5rem;
}

.article-container li {
    margin-bottom: 1rem;
}

.article-container strong {
    color: #c86ff2;
}

@media (max-width: 768px) {
    .article-container {
        margin: 2rem auto;
        padding: 0 1rem;
    }
}

/* footer */
footer {
    background-color: #161318;
    color: #ffffff;
    padding: 2rem 1rem 1rem 1rem;
    margin-top: 4rem;
    border-top: 1px solid #9E3DC1;
    text-align: center;
}

.footer-container {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 2rem;
    max-width: 65em;
    margin: 0 auto 1rem auto;
}

.footer-section h4 {
    margin-bottom: 0.5rem;
}

.footer-section a {
    display: block;
    color: #9E3DC1;
    text-decoration: none;
    margin: 0.2rem 0;
}

.footer-section a:hover {
    text-decoration: underline;
}

.footer-bottom {
    font-size: clamp(0.7rem, 1.5vw, 0.8rem);
    color: #828282;
    margin-top: 1rem;
}