/* layout.css — header, footer, navigazione */

/* ============================================================
   LANGUAGE SWITCHER
   ============================================================ */

.lang-switcher {
    display: flex;
    gap: 2px;
    align-items: center;
}

.lang-switcher a,
.lang-switcher span {
    display: inline-block;
    padding: 4px 8px;
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: background-color var(--transition-fast), color var(--transition-fast);
    color: var(--color-text-secondary);
}

.lang-switcher a:hover {
    color: #fff;
    background-color: rgba(255,255,255,0.08);
}

.lang-switcher .current-lang,
.lang-switcher span.lang-item {
    color: var(--color-accent);
    font-weight: 800;
}

/* ============================================================
   SITE HEADER
   ============================================================ */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--color-bg-overlay);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.site-header.is-scrolled {
    background-color: rgba(17, 17, 17, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.6);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: var(--space-8);
}

/* Brand / Logo */
.site-header__brand a,
.site-header__logo-text {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    text-decoration: none;
}


.site-header__brand img {
    height: 52px;
    width: auto;
}

.logo-lz {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
}

.logo-name {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-text-primary);
}

/* ============================================================
   NAVIGAZIONE PRINCIPALE
   ============================================================ */

.site-nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-nav__list li a {
    display: block;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast), background-color var(--transition-fast);
    white-space: nowrap;
}

.site-nav__list li a:hover,
.site-nav__list li.current-menu-item > a,
.site-nav__list li.current-page-ancestor > a {
    color: var(--color-text-primary);
    background-color: var(--color-bg-card);
}

.site-nav__list li.current-menu-item > a {
    color: var(--color-accent);
}

/* Dropdown secondo livello */
.site-nav__list .sub-menu {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    min-width: 200px;
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
    list-style: none;
    padding: var(--space-2) 0;
}

.site-nav__list li:hover > .sub-menu,
.site-nav__list li:focus-within > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.site-nav__list li {
    position: relative;
}

.site-nav__list .sub-menu li a {
    padding: var(--space-2) var(--space-4);
    border-radius: 0;
}

/* ============================================================
   HAMBURGER MOBILE
   ============================================================ */

.site-header__hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    padding: 6px;
}

.hamburger__bar {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text-primary);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.site-header__hamburger[aria-expanded="true"] .hamburger__bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.site-header__hamburger[aria-expanded="true"] .hamburger__bar:nth-child(2) {
    opacity: 0;
}
.site-header__hamburger[aria-expanded="true"] .hamburger__bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
    .site-header__hamburger { display: flex; }
    .site-header__actions   { display: none; }

    .site-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background-color: var(--color-bg-alt);
        border-bottom: 1px solid var(--color-border);
        padding: var(--space-4);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: transform var(--transition-base), opacity var(--transition-base);
    }

    .site-nav.is-open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .site-nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }

    .site-nav__list li {
        width: 100%;
    }

    .site-nav__list li a {
        padding: var(--space-3) var(--space-4);
        font-size: var(--text-base);
    }

    .site-nav__list .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--color-border-accent);
        background: transparent;
        padding-left: var(--space-4);
    }
}

/* ============================================================
   MAIN CONTENT — offset header fisso
   ============================================================ */

.site-main {
    padding-top: 72px;
}

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

.site-footer {
    background-color: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-20);
}

.footer-widgets {
    padding-block: var(--space-16);
}

.footer-widgets__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--space-12);
}

@media (max-width: 768px) {
    .footer-widgets__grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
}

.footer-col__title {
    font-size: var(--text-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-primary);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
}

.footer-col--brand img {
    height: 36px;
    width: auto;
    margin-bottom: var(--space-4);
}

.footer-brand-name {
    display: block;
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
}

.footer-col__desc {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--space-6);
}

.footer-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 2px var(--space-2);
}

.footer-nav {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-nav li + li {
    margin-top: var(--space-2);
}

.footer-nav a {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.footer-nav a:hover {
    color: var(--color-accent);
}

.footer-contact-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-contact-list li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-3);
}

.footer-contact-list svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding-block: var(--space-6);
}

.footer-bottom__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.footer-bottom__copy,
.footer-bottom__legal {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin: 0;
}

.footer-bottom__legal a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.footer-bottom__legal a:hover {
    color: var(--color-accent);
}