/* =========================
   HEADER AND NAVIGATION
   ========================= */

.site-header {
    background-color: var(--color-background-alt);
    border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
    display: flex;
    align-items: center;
    min-height: 5rem;
}

.site-logo {
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    text-align: center;
    flex: 1;
    margin-left: 5rem;
}

.main-nav {
    flex: 4;
    margin-right: 5rem;
}

.main-nav ul {
    display: flex;
    justify-content: space-around;
    margin: 0;
    padding: 0;
    list-style: none;
}

.main-nav a {
    color: var(--color-text);
    font-weight: 600;
    text-decoration: none;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
    color: var(--color-accent);
}


/* =========================
   BUTTONS
   ========================= */

.button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    background-color: var(--color-primary);
    color: #ffffff;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
}

.button:hover {
    background-color: var(--color-secondary);
}

.button--secondary {
    border-color: var(--color-primary);
    background-color: transparent;
    color: var(--color-primary);
}


/* =========================
   CARDS
   ========================= */

.card {
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background-color: var(--color-background);
    width: 31%;
}

.card-grid {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}


/* =========================
   FORMS
   ========================= */

.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background-color: var(--color-background);
}


/* =========================
   FOOTER
   ========================= */

.site-footer {
    display: flex;
    align-items: center;
    text-align: center;
    justify-content: space-evenly;
    padding-block: var(--spacing-md);
    background-color: var(--color-primary);
    color: #ffffff;
    border-top: 1px solid rgb(255 255 255 / 15%);
    padding-top: 3rem;
}

.site-footer .item {
    flex: 1;
}

.site-footer a {
    color: inherit;
}


/* =========================
   RESPONSIVE STYLES
   ========================= */

@media (max-width: 768px) {
    .site-header__inner {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding-block: var(--spacing-sm);
    }

    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
    }

    .card-grid {
        grid-template-columns: 1fr;
    }
}