/* ====================================================================
   Main header — solid background (no backdrop-filter), z-index from pool
   ==================================================================== */

.main-header {
    background-color: var(--color-paper);
    border-bottom: 1px solid var(--color-line);
    left: 0;
    position: sticky;
    right: 0;
    top: 0;
    z-index: 20;
}

.main-header__inner {
    align-items: center;
    display: flex;
    gap: var(--space-3);
    justify-content: space-between;
    min-height: 4.5rem;
    padding-block: 0.75rem;
}

.main-header__logomark {
    align-items: baseline;
    color: var(--color-forest-deep);
    display: inline-flex;
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 700;
    gap: 0.35rem;
    letter-spacing: -0.005em;
    text-decoration: none;
}

.main-header__logomark span {
    color: var(--color-bordeaux);
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.main-header__nav {
    display: none;
}

.main-header__nav-list {
    align-items: center;
    display: flex;
    gap: var(--space-3);
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-header__nav-link {
    color: var(--color-ink-soft);
    font-size: 0.9375rem;
    font-weight: 500;
    padding: 0.5rem 0;
    text-decoration: none;
    transition: color var(--t-fast) ease;
}

.main-header__nav-link:hover,
.main-header__nav-link--active {
    color: var(--color-bordeaux);
}

.main-header__cta {
    background-color: var(--color-bordeaux);
    border-radius: var(--radius-s);
    color: var(--color-paper);
    display: none;
    font-size: 0.9375rem;
    font-weight: 600;
    padding: 0.625rem 1.125rem;
    text-decoration: none;
    transition: background-color var(--t-fast) ease;
}

.main-header__cta:hover {
    background-color: var(--color-bordeaux-dim);
    color: var(--color-paper);
}

.burger {
    align-items: center;
    background: transparent;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-s);
    color: var(--color-ink);
    cursor: pointer;
    display: inline-flex;
    flex-direction: column;
    gap: 4px;
    height: 48px;
    justify-content: center;
    padding: 0;
    width: 48px;
}

.burger__bar {
    background-color: currentColor;
    border-radius: 2px;
    display: block;
    height: 2px;
    width: 22px;
}

/* ====================================================================
   Mobile overlay
   ==================================================================== */

.mobile-overlay {
    background-color: var(--color-paper);
    display: flex;
    flex-direction: column;
    inset: 0;
    overflow-y: auto;
    padding: var(--space-4) var(--space-3);
    position: fixed;
    transform: translateY(-100%);
    transition: transform var(--t-mid) ease;
    z-index: 60;
}

.mobile-overlay[data-open="true"] {
    transform: translateY(0);
}

.mobile-overlay__top {
    align-items: center;
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.mobile-overlay__close {
    background: transparent;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-s);
    color: var(--color-ink);
    cursor: pointer;
    font-size: 1.5rem;
    height: 48px;
    line-height: 1;
    width: 48px;
}

.mobile-overlay__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mobile-overlay__list li {
    border-bottom: 1px solid var(--color-line);
    margin: 0;
}

.mobile-overlay__list a {
    color: var(--color-ink);
    display: block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    padding: 1rem 0;
    text-decoration: none;
}

.mobile-overlay__cta {
    background-color: var(--color-bordeaux);
    border-radius: var(--radius-s);
    color: var(--color-paper);
    display: inline-block;
    font-weight: 600;
    margin-top: var(--space-4);
    padding: 0.875rem 1.25rem;
    text-align: center;
    text-decoration: none;
    width: 100%;
}

@media (min-width: 60em) {

    .burger {
        display: none;
    }

    .main-header__nav {
        display: block;
    }

    .main-header__cta {
        display: inline-flex;
    }

    .mobile-overlay {
        display: none;
    }
}

@media (min-width: 1600px) {
    /* large desktop */
}