/* ========================================
   DIGITALABS - Mega Menu Styles
   Version: 5.3 - Desktop mega-menu-title: reset uppercase/tracking from .page-home h3
   Updated: 2026-05-06
   @updated 2026-05-17 Europe/Zurich: added editorial topbar (option D) — bordeaux band with tagline + language switcher
   ======================================== */

/* ========================================
   SITE TOPBAR — Editorial bordeaux band (desktop only)
   ======================================== */

.site-topbar {
    background: var(--color-primary);
    color: var(--color-white);
    font-size: var(--font-size-xs);
    padding: var(--space-2) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-topbar-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-6);
}

.site-topbar-tagline {
    font-family: var(--font-family-heading);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.02em;
    color: var(--color-white);
    line-height: 1.4;
}

.site-topbar-prefix {
    display: inline-block;
    margin-right: var(--space-3);
    color: var(--color-white);
    font-family: var(--font-family-mono);
    font-weight: var(--font-weight-normal);
    letter-spacing: 0;
}

.site-topbar-lang {
    display: flex;
    gap: var(--space-4);
    align-items: center;
    flex-shrink: 0;
}

.site-topbar-lang a {
    color: rgba(255, 255, 255, 0.85);
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.10em;
    text-transform: uppercase;
    transition: all var(--transition-fast);
    border-radius: var(--radius-sm);
}

.site-topbar-lang a:hover {
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.15);
}

.site-topbar-lang a.active {
    color: var(--color-white);
    font-weight: var(--font-weight-bold);
    background: rgba(255, 255, 255, 0.20);
    border: 1px solid rgba(255, 255, 255, 0.35);
    padding: calc(var(--space-1) - 1px) calc(var(--space-3) - 1px);
}

/* Hide topbar on mobile (mobile menu has its own language switcher) */
@media (max-width: 1024px) {
    .site-topbar {
        display: none;
    }
}

/* ========================================
   BASE STYLES — Shared
   ======================================== */

.header-container {
    position: relative;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    list-style: none;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    transition: color var(--transition-fast);
    border-radius: var(--radius-sm);
}

.nav-link:hover {
    color: var(--color-primary);
    background: var(--color-gray-50);
}

/* ========================================
   STICKY HEADER — All Devices
   ======================================== */

.site-header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;
}

/* ========================================
   MENU TAG — "New" badge
   ======================================== */

.menu-tag {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 3px 8px;
    border-radius: 4px;
    margin-left: 8px;
    vertical-align: middle;
    line-height: 1;
    transform: rotate(32deg);
    transform-origin: center center;
}

/* ========================================
   MEGA MENU PANEL — Base (desktop behaviour)
   ======================================== */

.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: var(--container-width);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-2xl);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    margin-top: var(--space-4);
    z-index: var(--z-dropdown);
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.mega-menu-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    padding: var(--space-8);
    background: var(--color-white);
}

.mega-menu-column {
    display: flex;
    flex-direction: column;
}

.mega-menu-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-2);
    border-bottom: 2px solid var(--color-primary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.mega-menu-title .menu-icon {
    flex-shrink: 0;
    opacity: 0.75;
    color: var(--color-primary);
}

.mega-menu-list {
    list-style: none;
}

/* Base shared — hover effects scoped to desktop below */
.mega-menu-list a {
    display: block;
    padding: var(--space-3);
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-sm);
    width: 100%;
}

/* Current page indicators — shared */
.nav-link.current,
.nav-item.current > .nav-link {
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
}

.mega-menu-list a.current {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
}

.mega-menu-featured {
    background: var(--color-gray-50);
    padding: var(--space-6);
    border-radius: var(--radius-md);
}

.featured-service {
    display: flex;
    flex-direction: column;
}

.featured-image {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-4);
    background: var(--gradient-primary);
}

.featured-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--space-4);
}

/* ========================================
   HAMBURGER — Base
   ======================================== */

.submenu-toggle {
    display: none;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 48px;
    height: 48px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    padding-right: var(--space-5);
    position: relative;
    z-index: 1001;
}

.hamburger {
    position: relative;
    width: 28px;
    height: 3px;
    background: var(--color-secondary);
    transition: all var(--transition-base);
    border-radius: 2px;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 28px;
    height: 3px;
    background: var(--color-secondary);
    transition: all var(--transition-base);
    border-radius: 2px;
}

.hamburger::before { top: -9px; }
.hamburger::after  { top:  9px; }

.mobile-menu-toggle.active .hamburger {
    background: transparent;
}

.mobile-menu-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
    background: var(--color-primary);
}

.mobile-menu-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
    background: var(--color-primary);
}

/* ========================================
   DESKTOP STYLES (≥ 1025px)
   ======================================== */

@media (min-width: 1025px) {

    .dropdown-icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 16px;
        height: 16px;
        font-size: 12px;
        transition: transform 0.3s ease;
    }

    .has-mega-menu:hover .mega-menu,
    .has-mega-menu:focus-within .mega-menu {
        opacity: 1;
        visibility: visible;
        margin-top: var(--space-2);
    }

    .nav-item:hover .dropdown-icon {
        transform: rotate(180deg);
    }

    .nav-item.has-mega-menu {
        position: static;
    }

    .mega-menu {
        left: 0;
        right: 0;
        transform: none;
        width: auto;
        margin-left: auto;
        margin-right: auto;
        max-width: var(--container-width);
    }

    /* Language switcher right — DOM order override */
    /* @updated 2026-05-17 Europe/Zurich: hidden on desktop (topbar replaces it via option D editorial layout) */
    .language-switcher {
        display: none;
    }

    .nav-menu {
        order: 1;
        margin-left: auto;
    }

    .lang-toggle {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        padding: var(--space-2) var(--space-3);
        font-size: var(--font-size-sm);
        font-weight: var(--font-weight-medium);
        color: var(--color-text);
        background: var(--color-gray-50);
        border-radius: var(--radius-sm);
        cursor: pointer;
        transition: all var(--transition-fast);
    }

    .lang-toggle:hover {
        background: var(--color-gray-100);
    }

    .lang-menu {
        position: absolute;
        top: calc(100% + var(--space-2));
        right: 0;
        background: var(--color-white);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-lg);
        padding: var(--space-2);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-fast);
        border: 1px solid var(--color-border);
    }

    .language-switcher:hover .lang-menu {
        opacity: 1;
        visibility: visible;
    }

    .lang-menu li {
        list-style: none;
    }

    .lang-menu a {
        display: block;
        padding: var(--space-2) var(--space-3);
        font-size: var(--font-size-sm);
        color: var(--color-text);
        border-radius: var(--radius-sm);
        transition: all var(--transition-fast);
    }

    .lang-menu a:hover {
        background: var(--color-gray-50);
        color: var(--color-primary);
    }

    .lang-menu a.active {
        background: var(--color-primary);
        color: var(--color-white);
    }

    /* Desktop submenu list — hover effects scoped here */
    .mega-menu-list li {
        margin-bottom: var(--space-2);
    }

    .mega-menu-list a {
        transition: all var(--transition-fast);
        border-left: 3px solid transparent;
        padding-left: var(--space-3);
    }

    .mega-menu-list a:hover,
    .mega-menu-list a:focus {
        color: var(--color-primary);
        background: var(--color-gray-50);
        border-left-color: var(--color-primary);
        padding-left: var(--space-4);
        outline: none;
    }

    .mega-menu-list a:focus-visible {
        outline: 2px solid var(--color-primary);
        outline-offset: 2px;
    }

    /* Desktop — highlight current submenu link */
    .mega-menu-list a.current {
        border-left-color: var(--color-primary);
        background: var(--color-gray-50);
    }

    /* Reset .page-home h3 global rule — mega menu titles stay lowercase + normal tracking */
    .site-header .mega-menu-title {
        text-transform: none;
        letter-spacing: normal;
        font-size: var(--font-size-sm);
    }
}

/* ========================================
   MOBILE STYLES (≤ 1024px)
   ======================================== */

@media (max-width: 1024px) {

    /* FIXED HEADER */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 1000;
        height: var(--header-height-mobile);
        background: var(--color-white);
        box-shadow: 0 1px 0 var(--color-border);
    }

    body {
        padding-top: var(--header-height-mobile);
    }

    .site-logo img {
        transition: all 0.3s ease;
    }

    .site-header.scrolled .site-logo img {
        width: 180px;
    }

    .mobile-menu-toggle {
        display: flex;
        outline: none;
    }

    /* ========================================
       NAV PANEL — slide + fade
       ======================================== */

    .main-nav {
        position: fixed;
        top: var(--header-height-mobile);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-height-mobile));
        background: var(--color-gray-50);
        border-top: 1px solid var(--color-primary);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: var(--space-5) var(--space-5) var(--space-4);
        transform: translateX(-100%);
        opacity: 0;
        transition: transform 0.48s cubic-bezier(0.4, 0, 0.2, 1),
                    opacity 0.42s ease;
        overflow: hidden;
        overflow-x: hidden;
        box-shadow: 4px 0 24px rgba(0, 0, 0, 0.1);
    }

    .main-nav.active {
        transform: translateX(0);
        opacity: 1;
        overflow-y: auto;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
    }

    /* ========================================
       LANGUAGE SWITCHER — en haut (reset desktop order)
       ======================================== */

    .language-switcher {
        order: 0;
        margin-bottom: var(--space-4);
        padding: var(--space-3);
        background: var(--color-white);
        border-radius: var(--radius-md);
        box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
        flex-shrink: 0;
    }

    .language-switcher::before { display: none; }

    .lang-toggle { display: none; }

    .lang-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: none;
        padding: 0;
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-2);
    }

    .lang-menu li { margin: 0; }

    .lang-menu a {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: var(--space-2) var(--space-3);
        font-size: var(--font-size-xs);
        font-weight: var(--font-weight-bold);
        letter-spacing: 0.08em;
        text-align: center;
        min-height: 36px;
        border-radius: var(--radius-sm);
        border: 1.5px solid var(--color-border);
        background: transparent;
        color: var(--color-text-light);
        transition: all var(--transition-fast);
    }

    .lang-menu a:hover {
        border-color: var(--color-primary);
        color: var(--color-primary);
        transform: none;
        box-shadow: none;
    }

    .lang-menu a.active {
        background: var(--color-primary);
        color: var(--color-white);
        border-color: var(--color-primary);
        box-shadow: none;
    }

    /* ========================================
       NAV MENU
       ======================================== */

    .nav-menu {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        width: 100%;
        margin: 0;
        padding: 0 0 var(--space-12) 0;
    }

    .nav-item {
        border-bottom: none;
        width: 100%;
        margin: 0;
    }

    /* ========================================
       NAV LINK — flat, clean
       ======================================== */

    .nav-link {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: var(--space-4) var(--space-2);
        width: 100%;
        box-sizing: border-box;
        font-size: var(--font-size-base);
        font-weight: var(--font-weight-semibold);
        color: var(--color-secondary);
        background: transparent;
        border: none;
        border-bottom: 1px solid var(--color-border);
        border-radius: 0;
        min-height: 52px;
        box-shadow: none;
        letter-spacing: 0.01em;
        transition: color var(--transition-fast);
    }

    .nav-link:hover,
    .nav-link:focus {
        color: var(--color-primary);
        background: transparent;
        box-shadow: none;
        transform: none;
    }

    .nav-link.active,
    .nav-item.active .nav-link {
        color: var(--color-primary);
        background: transparent;
        border-color: var(--color-border);
        box-shadow: none;
        font-weight: var(--font-weight-bold);
    }

    /* Mobile — current page: red text only */
    .mega-menu-list a.current {
        color: var(--color-primary);
        font-weight: var(--font-weight-semibold);
    }

    .nav-item.nav-cta { margin: 0; }

    /* ========================================
       DROPDOWN ICON — minimaliste
       ======================================== */

    .dropdown-icon {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        width: 28px;
        height: 28px;
        margin-left: var(--space-2);
        background: transparent;
        border: 1.5px solid var(--color-border);
        border-radius: 8px;
        transition: transform 0.25s ease,
                    border-color 0.25s ease,
                    background 0.25s ease;
    }

    .dropdown-icon svg {
        width: 15px;
        height: 15px;
        stroke: var(--color-secondary);
        stroke-width: 2.5;
    }

    .nav-item.active .dropdown-icon {
        transform: rotate(180deg);
        border-color: var(--color-primary);
        background: rgba(90, 14, 21, 0.06);
    }

    .nav-item.active .dropdown-icon svg {
        stroke: var(--color-primary);
    }

    /* ========================================
       MEGA MENU — Mobile
       ======================================== */

    .mega-menu {
        position: static;
        width: 100%;
        transform: none;
        box-shadow: none;
        border: none;
        border-radius: 0;
        margin: 0;
        padding: 0;
        left: auto;
        right: auto;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: max-height 0.35s ease, opacity 0.25s ease;
    }

    .has-mega-menu.active .mega-menu {
        max-height: 2000px;
        opacity: 1;
        visibility: visible;
    }

    .mega-menu-container {
        grid-template-columns: 1fr;
        padding: var(--space-3) 0 var(--space-2);
        gap: var(--space-2);
        background: transparent;
        width: 100%;
        box-sizing: border-box;
    }

    .mega-menu-column {
        background: var(--color-gray-100);
        padding: var(--space-3) var(--space-4);
        border-radius: var(--radius-md);
        box-shadow: none;
        margin-bottom: 2px;
    }

    /* Reset desktop red bottom border on title */
    .mega-menu-title {
        color: var(--color-secondary);
        font-size: var(--font-size-xs);
        font-weight: var(--font-weight-bold);
        text-transform: uppercase;
        letter-spacing: 0.06em;
        margin-bottom: 0;
        padding-bottom: 0;
        border-bottom: none;
        display: flex;
        align-items: center;
        gap: var(--space-2);
        cursor: pointer;
        user-select: none;
        -webkit-user-select: none;
        -webkit-tap-highlight-color: transparent;
    }

    .submenu-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        margin-left: auto;
        flex-shrink: 0;
        width: 22px;
        height: 22px;
        background: transparent;
        border: 1.5px solid var(--color-border);
        border-radius: 6px;
        transition: transform 0.22s ease, border-color 0.22s ease;
    }

    .submenu-toggle svg {
        width: 12px;
        height: 12px;
        stroke: var(--color-secondary);
        stroke-width: 2.5;
    }

    .mega-menu-column.submenu-open .submenu-toggle {
        transform: rotate(180deg);
        border-color: var(--color-primary);
    }

    .mega-menu-column.submenu-open .submenu-toggle svg {
        stroke: var(--color-primary);
    }

    .mega-menu-list {
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: max-height 0.3s ease, opacity 0.2s ease, margin 0.3s ease;
        margin-top: 0;
    }

    .mega-menu-column.submenu-open .mega-menu-list {
        max-height: 400px;
        opacity: 1;
        margin-top: var(--space-2);
    }

    /* Reset desktop border-left + margin + transitions — mobile clean */
    .mega-menu-list li {
        margin-bottom: 0;
    }

    .mega-menu-list a {
        display: flex;
        align-items: center;
        padding: var(--space-2);
        font-size: var(--font-size-sm);
        min-height: 40px;
        color: var(--color-text);
        font-weight: var(--font-weight-medium);
        background: transparent;
        border-left: none;
        border-bottom: 1px solid var(--color-border);
        transition: color var(--transition-fast);
    }

    .mega-menu-list li:last-child a {
        border-bottom: none;
    }

    /* Hover: color only, no shift, no border */
    .mega-menu-list a:hover,
    .mega-menu-list a:focus {
        color: var(--color-primary);
        background: transparent;
        border-left-color: transparent;
        padding-left: var(--space-2);
        outline: none;
    }

    .mega-menu-featured { display: none; }

    /* ========================================
       MENU TAG — mobile size
       ======================================== */

    .menu-tag {
        font-size: 0.6rem;
        padding: 3px 7px;
        margin-left: 6px;
    }

    /* ========================================
       TOUCH IMPROVEMENTS
       ======================================== */

    .nav-link,
    .mega-menu-title,
    .mega-menu-list a,
    .lang-menu a,
    .mobile-menu-toggle {
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
    }

    .has-mega-menu > .nav-link { min-height: 52px; }

    .nav-link:active,
    .mega-menu-title:active,
    .mega-menu-list a:active {
        opacity: 0.65;
        transition: opacity 0.1s;
    }

    .has-mega-menu { overflow: visible; }
    .has-mega-menu.active { overflow: visible; }

    body.menu-open {
        overflow: hidden;
    }

} /* End mobile media query */

/* ========================================
   ACCESSIBILITY
   ======================================== */

*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--space-3) var(--space-6);
    text-decoration: none;
    z-index: var(--z-tooltip);
}

.skip-to-content:focus {
    top: 0;
}

/* ========================================
   PERFORMANCE — Reduced Motion
   ======================================== */

@media (max-width: 1024px) and (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ========================================
   DARK MODE PREVENTION
   ======================================== */

@media (prefers-color-scheme: dark) {
    .site-header,
    .main-nav,
    .mega-menu,
    .lang-menu {
        color-scheme: light;
        background: var(--color-white);
        color: var(--color-text);
    }
}