/* ===== HEADER PROFESSIONNEL MODERNE ===== */
/* Compatible avec le système responsive-menu existant */

/* Header Top Bar - Version Élite */
.header-top {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d3748 100%);
    color: #ffffff;
    padding: 8px 0;
    font-size: var(--font-size-base);
    position: relative;
    z-index: 1001;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.header-top-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

.header-top-left,
.header-top-right {
    display: flex;
    align-items: center;
    gap: 32px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
    transition: color 0.3s ease;
}

.info-item:hover {
    color: var(--white);
}

.info-item i {
    color: var(--primary);
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.info-item span {
    white-space: nowrap;
    font-size: var(--font-size-sm);
}

.header-social {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-left: 24px;
    border-left: 1px solid rgba(255, 255, 255, 0.15);
}

.social-link {
    display: flex; 
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: var(--font-size-base);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-link:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 25px rgba(var(--primary-rgb), 0.3);
}

/* Main Header - Premium Design */
.site-header {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
    will-change: transform, box-shadow;
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.99);
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid var(--gray-300);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    min-height: var(--header-height);
}

/* Logo - Premium Styling */
.logo-container {
    flex-shrink: 0;
    margin-right: 48px;
}

.logo-container a {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.logo-container a:hover {
    transform: scale(1.02);
}

.logo-container img {
    height: 48px;
    width: auto;
    transition: var(--transition-base);
    filter: drop-shadow(var(--shadow-sm));
}

.site-header.scrolled .logo-container img {
    height: 42px;
}

/* Navigation - Professional Design */
.main-navigation {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 8px;
}

.nav-item {
    position: relative;
    margin: 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-base);
    border-radius: var(--border-radius-md);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    will-change: transform, background;
    font-weight: var(--font-weight-semibold);
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: var(--border-radius-md);
    z-index: -1;
}

.nav-link:hover {
    color: var(--primary);
    background: var(--white);
    transform: translateY(-1px);
}

.nav-item.active .nav-link {
    color: var(--primary);
    background: var(--white);
   /* box-shadow: var(--shadow-md);*/
}

.nav-item.parent-active .nav-link {
    color: var(--primary);
    font-weight: var(--font-weight-semibold);
    background: var(--white);
}

.nav-item.has-submenu .nav-link {
    padding-right: 32px;
}

/* Submenu toggle */
.nav-item .submenu-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: var(--font-size-sm);
    transition: var(--transition-base);
    color: var(--text-muted);
    background: none;
    border: none;
    cursor: pointer;
    pointer-events: none;
}

.nav-item:hover .submenu-toggle {
    color: var(--primary);
}

.nav-item.has-submenu:hover .submenu-toggle {
    transform: translateY(-50%) rotate(180deg);
}

/* ===== SOUS-MENUS - VERSION CORRIGÉE ===== */
.submenu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-base);
    z-index: 1000;
    padding: 8px;
    margin-top: 8px;
    list-style: none;
}

/* Desktop submenu visibility */
@media (min-width: 769px) {
    .nav-item.has-submenu:hover > .submenu,
    .nav-item.submenu-active > .submenu,
    .submenu-item.has-submenu:hover > .submenu,
    .submenu-item.submenu-active > .submenu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
}

/* ===== SOUS-MENUS MULTI-COLONNES (DATA-COUNT) ===== */
/* 2 colonnes - 5 à 8 éléments */
.submenu[data-count="5"],
.submenu[data-count="6"],
.submenu[data-count="7"],
.submenu[data-count="8"] {
    min-width: 480px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    padding: 16px;
}

/* 3 colonnes - 9 à 12 éléments */
.submenu[data-count="9"],
.submenu[data-count="10"],
.submenu[data-count="11"],
.submenu[data-count="12"] {
    min-width: 720px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    padding: 16px;
}

/* 4 colonnes - 13+ éléments */
.submenu[data-count="13"],
.submenu[data-count="14"],
.submenu[data-count="15"],
.submenu[data-count="16"],
.submenu[data-count="17"],
.submenu[data-count="18"],
.submenu[data-count="19"],
.submenu[data-count="20"] {
    min-width: 920px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    padding: 16px;
}

/* ===== SOUS-MENUS MULTI-COLONNES (CLASSES) ===== */
.submenu.submenu-col-2 {
    min-width: 520px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    padding: 20px;
}

.submenu.submenu-col-3 {
    min-width: 720px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    padding: 24px;
}

.submenu.submenu-col-4 {
    min-width: 920px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding: 24px;
}

/* Structure des colonnes */
.submenu-column {
    list-style: none;
    margin: 0;
    padding: 0;
}

.submenu-column-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* ===== SOUS-MENUS MULTI-NIVEAUX ===== */
.submenu .submenu {
    top: 0;
    left: 100%;
    margin-left: 8px;
    margin-top: 0;
    min-width: 220px;
}

/* Positionnement à gauche si dépasse */
.submenu .submenu.submenu-left {
    left: auto;
    right: 100%;
    margin-left: 0;
    margin-right: 8px;
}

/* Sous-menus dans les colonnes */
.submenu-column .has-submenu {
    position: relative;
}

.submenu-column .has-submenu > .submenu {
    position: absolute;
    left: 100%;
    top: 0;
    margin-left: 8px;
}

/* ===== ÉLÉMENTS DE SOUS-MENU ===== */
.submenu-item {
    position: relative;
    list-style: none;
    margin: 0;
    padding: 0;
}

.submenu-link,
.submenu a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--border-radius-base);
    transition: var(--transition-base);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    white-space: nowrap;
    position: relative;
}

/* Style compact pour les multi-colonnes */
.submenu[data-count="5"] .submenu-link,
.submenu[data-count="6"] .submenu-link,
.submenu[data-count="7"] .submenu-link,
.submenu[data-count="8"] .submenu-link,
.submenu.submenu-col-2 .submenu-link {
    padding: 10px 14px;
    font-size: 13px;
}

.submenu[data-count="9"] .submenu-link,
.submenu[data-count="10"] .submenu-link,
.submenu[data-count="11"] .submenu-link,
.submenu[data-count="12"] .submenu-link,
.submenu.submenu-col-3 .submenu-link {
    padding: 8px 12px;
    font-size: var(--font-size-base);
}

.submenu[data-count="13"] .submenu-link,
.submenu[data-count="14"] .submenu-link,
.submenu[data-count="15"] .submenu-link,
.submenu.submenu-col-4 .submenu-link {
    padding: 8px 10px;
   font-size: var(--font-size-base)
}

.submenu-link:hover,
.submenu a:hover {
    background: var(--white);
    color: var(--primary);
    transform: translateX(4px);
}

.submenu-link i,
.submenu a i {
   font-size: var(--font-size-base);
    color: var(--text-muted);
    transition: color 0.2s ease;
    flex-shrink: 0;
}

.submenu-link:hover i,
.submenu a:hover i {
    color: var(--primary);
}

/* Flèches pour sous-menus */
.submenu-item.has-submenu .submenu-link {
    padding-right: 40px;
}

.submenu-item.has-submenu .submenu-arrow,
.submenu .submenu-item.has-submenu > a::after {
    content: '\f054';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    transition: var(--transition-base);
}

.submenu-item:hover .submenu-arrow,
.submenu .submenu-item.has-submenu:hover > a::after {
    color: var(--primary);
    transform: translateY(-50%) translateX(2px);
}

/* Titre de colonne */
.submenu-column-header {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    padding: 8px 14px;
    margin-bottom: 4px;
    border-bottom: 1px solid var(--gray-200);
    font-size: var(--font-size-base);
}

/* États actifs */
.nav-item.submenu-active > .nav-link,
.submenu-item.submenu-active > .submenu-link {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: #ffffff;
}

.nav-item.submenu-active > .nav-link .submenu-toggle,
.submenu-item.submenu-active > .submenu-link .submenu-arrow {
    color: var(--white);
    transform: translateY(-50%) rotate(180deg);
}

/* ===== ÉTATS ACTIFS DES SOUS-MENUS ===== */
.submenu-item.active > .submenu-link {
    color: var(--primary);
    font-weight: var(--font-weight-semibold);
}

.submenu-item.active > .submenu-link i {
    color: var(--primary);
}

.submenu-item.parent-active > .submenu-link {
    color: var(--primary);
    font-weight: var(--font-weight-semibold);
}

.submenu-item.parent-active > .submenu-link i {
    color: var(--primary);
}

/* Sous-menus imbriqués (submenu > submenu) */
.submenu .submenu-item.active > .submenu-link {
    color: var(--primary);
    font-weight: var(--font-weight-semibold);
}

.submenu .submenu-item.active > .submenu-link i {
    color: var(--primary);
}

.submenu .submenu-item.parent-active > .submenu-link {
    color: var(--primary);
    font-weight: var(--font-weight-semibold);
}

.submenu .submenu-item.parent-active > .submenu-link i {
    color: var(--primary);
}

/* Liens actifs dans les sous-menus */
.submenu-item.active > .submenu-link:hover {
    color: var(--primary-dark);
    background: var(--white);
}

.submenu-item.parent-active > .submenu-link:hover {
    color: var(--primary-dark);
    background: var(--white);
}

/* Liens actifs dans les sous-menus imbriqués */
.submenu .submenu-item.active > .submenu-link:hover {
    color: var(--primary-dark);
    background: var(--white);
}

.submenu .submenu-item.parent-active > .submenu-link:hover {
    color: var(--primary-dark);
    background: var(--white);
}

/* ===== HEADER ACTIONS ===== */
.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-left: 48px;
}

/* Contact Info */
.contact-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: var(--primary-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-base);
}

.contact-info:hover {
    background: rgba(41, 97, 143, 0.1);
    border-color: var(--primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--primary);
    color: var(--white);
    border-radius: var(--border-radius-base);
    font-size: 14px;
    box-shadow: var(--shadow-sm);
}

.contact-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.contact-label {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-value {
    font-size: var(--font-size-base);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
}

/* Cart Button */
.cart-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-base);
    position: relative;
    font-size: 18px;
    will-change: transform, background;
}

.cart-button:hover {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cart-count {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 20px;
    height: 20px;
    background: var(--danger);
    color: var(--white);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 6px;
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--white);
}

/* ===== MOBILE MENU TOGGLE ===== */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 48px;
    height: 48px;
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: var(--transition-base);
    position: relative;
    will-change: transform, background;
}

.mobile-menu-toggle:hover {
    background: var(--gradient-primary);
    border-color: transparent;
}

.mobile-menu-toggle:hover .hamburger-line {
    background: var(--white);
}

.hamburger-line {
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-base);
    margin: 2px 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .submenu[data-count="13"],
    .submenu[data-count="14"],
    .submenu[data-count="15"],
    .submenu.submenu-col-4 {
        min-width: 800px;
        grid-template-columns: repeat(3, 1fr);
    }
    
    .submenu[data-count="9"],
    .submenu[data-count="10"],
    .submenu[data-count="11"],
    .submenu[data-count="12"],
    .submenu.submenu-col-3 {
        min-width: 660px;
    }
    
    .submenu[data-count="5"],
    .submenu[data-count="6"],
    .submenu[data-count="7"],
    .submenu[data-count="8"],
    .submenu.submenu-col-2 {
        min-width: 480px;
    }
}

@media (max-width: 1024px) {
    .header-container {
        padding: 16px 20px;
    }
    
    .main-navigation {
        margin-right: 24px;
    }
    
    .nav-menu {
        gap: 4px;
    }
    
    .nav-link {
        padding: 10px 16px;
        font-size: 13px;
    }
    
    .header-actions {
        gap: 12px;
        margin-left: 24px;
    }
    
    .submenu[data-count="5"],
    .submenu[data-count="6"],
    .submenu[data-count="7"],
    .submenu[data-count="8"],
    .submenu.submenu-col-2 {
        min-width: 400px;
        gap: 6px;
        padding: 12px;
    }
    
    .submenu[data-count="9"],
    .submenu[data-count="10"],
    .submenu[data-count="11"],
    .submenu[data-count="12"],
    .submenu.submenu-col-3 {
        min-width: 600px;
        gap: 6px;
        padding: 12px;
    }
    
    .submenu[data-count="13"],
    .submenu[data-count="14"],
    .submenu[data-count="15"],
    .submenu.submenu-col-4 {
        min-width: 700px;
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .main-navigation {
        display: none !important;
    }
    
    .mobile-menu-toggle {
        display: flex !important;
    }
    
    .contact-info {
        display: none !important;
    }
    
    .header-actions {
        margin-left: 16px;
    }
    
    /* Adaptation des sous-menus desktop en mobile */
    .submenu.submenu-col-4,
    .submenu.submenu-col-3,
    .submenu.submenu-col-2,
    .submenu[data-count] {
        min-width: 100% !important;
        width: 100%;
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 767px) {
    .header-top {
        display: none;
    }
    
    .header-container {
        padding: 12px 16px;
        min-height: 60px;
    }
    
    .logo-container {
        margin-right: auto;
    }
    
    .logo-container img {
        height: 40px;
    }
    
    .site-header.scrolled .logo-container img {
        height: 36px;
    }
    
    .header-actions {
        margin-left: 16px;
        gap: 8px;
    }
    
    .cart-button {
        width: 44px;
        height: 44px;
        font-size: 16px;
    }
    
    .mobile-menu-toggle {
        display: flex;
        width: 44px;
        height: 44px;
    }
    
    .submenu.submenu-col-4,
    .submenu.submenu-col-3,
    .submenu.submenu-col-2,
    .submenu[data-count] {
        grid-template-columns: 1fr !important;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 10px 12px;
    }
    
    .logo-container img {
        height: 36px;
    }
    
    .cart-button {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
    
    .mobile-menu-toggle {
        display: flex;
        width: 40px;
        height: 40px;
    }
    
    .hamburger-line {
        width: 18px;
    }
}

/* ===== ACCESSIBILITÉ ===== */
html {
    scroll-behavior: smooth;
}

.nav-link:focus-visible,
.cart-button:focus-visible,
.mobile-menu-toggle:focus-visible,
.mobile-menu-close:focus-visible,
.submenu-link:focus-visible {
    outline: 3px solid #3b82f6;
    outline-offset: 3px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* ===== HIGH CONTRAST ===== */
@media (prefers-contrast: high) {
    .site-header {
        border-bottom-width: 2px;
    }
    
    .nav-link {
        border: 1px solid transparent;
    }
    
    .nav-link:hover,
    .nav-item.active .nav-link {
        border-color: #3b82f6;
    }
    
    .submenu {
        border: 2px solid #000;
    }
}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
    .site-header,
    .nav-link,
    .cart-button,
    .mobile-menu-toggle,
    .submenu,
    .hamburger-line,
    .submenu-toggle,
    .submenu-arrow {
        transition: none !important;
        animation: none !important;
    }
    
    .nav-link:hover,
    .cart-button:hover,
    .mobile-menu-toggle:hover {
        transform: none !important;
    }
}