/* =========================================================
   header - marca, menu e submenu
   ========================================================= */

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

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 88px;
}

.site-brand {
    display: flex;
    align-items: baseline;
    gap: 10px;
    text-decoration: none;
}

.site-brand-name {
    font-family: var(--serif);
    font-size: 23px;
    letter-spacing: .01em;
    color: var(--color-secondary);
}

.site-brand-logo {
    max-height: 44px;
    width: auto;
}

.site-menu {
    display: flex;
    gap: 34px;
    align-items: center;
}

/* O filho direto: assim a regra nao atinge os links do submenu. */
.site-menu > a {
    font-size: 16px;
    color: var(--color-secondary);
    text-decoration: none;
    padding: 32px 0;
    border-bottom: 3px solid transparent;
    margin-bottom: -1px;
}

.site-menu > a:hover {
    border-bottom-color: var(--color-primary);
}

.site-menu > a[aria-current='page'] {
    font-weight: 600;
    border-bottom-color: var(--color-accent);
}

.menu-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--line);
    color: var(--color-secondary);
    font: 600 14px/1 var(--sans);
    padding: 12px 16px;
    cursor: pointer;
}

/* ---------- submenu ---------- */

.site-menu-group {
    position: relative;
}

.site-menu-trigger {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    font: inherit;
    font-size: 16px;
    color: var(--color-secondary);
    padding: 32px 0;
    margin-bottom: -1px;
    cursor: pointer;
}

.site-menu-trigger:hover {
    border-bottom-color: var(--color-primary);
}

.site-menu-trigger.is-active {
    font-weight: 600;
    border-bottom-color: var(--color-accent);
}

.site-submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--surface);
    border: 1px solid var(--line);
    box-shadow: 0 12px 28px -16px rgba(6, 56, 68, .45);
    padding: 8px 0;
    z-index: 30;
}

.site-menu-group[data-open] .site-submenu,
.site-menu-group:hover .site-submenu,
.site-menu-group:focus-within .site-submenu {
    display: block;
}

.site-submenu a {
    display: block;
    padding: 10px 20px;
    font-size: 16px;
    color: var(--color-secondary);
    text-decoration: none;
    white-space: nowrap;
}

.site-submenu a:hover {
    background: var(--surface-soft);
}

.site-submenu a[aria-current='page'] {
    font-weight: 600;
    color: var(--color-primary);
}

.site-submenu-text {
    display: block;
    padding: 10px 20px;
    font-size: 16px;
    color: var(--ink-muted);
}

@media (max-width: 900px) {
    .site-header {
        position: relative;
    }

    .menu-toggle {
        display: block;
    }

    .site-menu {
        display: none;
        position: absolute;
        left: 0;
        right: 0;
        top: 88px;
        flex-direction: column;
        gap: 0;
        align-items: stretch;
        background: var(--color-background);
        border-bottom: 1px solid var(--line);
        padding: 8px var(--gutter) 16px;
        z-index: 20;
    }

    .site-menu[data-open] {
        display: flex;
    }

    .site-menu > a,
    .site-menu-trigger {
        padding: 14px 0;
        width: 100%;
        justify-content: space-between;
        border-bottom: 1px solid var(--line);
        margin-bottom: 0;
    }

    .site-submenu {
        position: static;
        border: none;
        box-shadow: none;
        padding: 0 0 8px 16px;
        min-width: 0;
    }

    /* No toque, so o clique abre - hover gruda depois do primeiro toque. */
    .site-menu-group:hover .site-submenu,
    .site-menu-group:focus-within .site-submenu {
        display: none;
    }

    .site-menu-group[data-open] .site-submenu {
        display: block;
    }
}