/* ========================================== */
/* DESIGN MODERNE POUR LE HEADER */
/* ========================================== */

/* Variables CSS modernes pour le header */
:root {
    --header-bg: rgba(255, 255, 255, 0.95);
    --header-bg-scrolled: rgba(255, 255, 255, 0.98);
    --header-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --header-shadow-scrolled: 0 8px 32px rgba(0, 0, 0, 0.12);
    --header-border: rgba(37, 99, 235, 0.1);
    --header-text: #1f2937;
    --header-text-light: #6b7280;
    --header-hover: #2563eb;
    --header-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --header-blur: blur(20px);
    --header-blur-scrolled: blur(24px);
}

/* ========================================== */
/* HEADER TOP MODERNE */
/* ========================================== */

.topHeader {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-bottom: 1px solid var(--header-border);
    padding: 0.4rem 0;
    position: relative;
    overflow: hidden;
    min-height: 2.5rem;
}

.topHeader::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="0.5" fill="%232563eb" opacity="0.03"/><circle cx="75" cy="75" r="0.5" fill="%232563eb" opacity="0.03"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.5;
}

.divWrapper {
    position: relative;
    z-index: 1;
    align-items: center;
    min-height: 2.5rem;
}

.leftDiv {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    height: 2.5rem;
}

.rightDiv {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    justify-content: flex-end;
    height: 2.5rem;
}

.commonSpan {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    color: var(--header-text-light);
    transition: var(--header-transition);
    line-height: 1.2;
}

.commonSpan i {
    color: var(--header-hover);
    font-size: 0.8rem;
    transition: var(--header-transition);
}

.commonSpan a {
    color: var(--header-text-light);
    text-decoration: none;
    font-weight: 500;
    transition: var(--header-transition);
}

.commonSpan a:hover {
    color: var(--header-hover);
    text-decoration: none;
}

.commonSpan:hover i {
    transform: scale(1.1);
}

/* Social links modernes */
.rightDiv .commonSpan:first-child {
    font-weight: 600;
    color: var(--header-text);
}

.rightDiv .commonSpan a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 50%;
    transition: var(--header-transition);
}

.rightDiv .commonSpan a:hover {
    background: var(--header-hover);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.rightDiv .commonSpan a i {
    font-size: 0.8rem;
    color: inherit;
}

/* ========================================== */
/* NAVBAR PRINCIPAL MODERNE */
/* ========================================== */

.navbar {
    background: var(--header-bg);
    backdrop-filter: var(--header-blur);
    -webkit-backdrop-filter: var(--header-blur);
    border-bottom: 1px solid var(--header-border);
    box-shadow: var(--header-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--header-transition);
}

.navbar.scrolled {
    background: var(--header-bg-scrolled);
    backdrop-filter: var(--header-blur-scrolled);
    -webkit-backdrop-filter: var(--header-blur-scrolled);
    box-shadow: var(--header-shadow-scrolled);
}

.navbarWrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    position: relative;
}

/* Logo moderne */
.navLogoWrapper {
    flex-shrink: 0;
}

.navLogo a {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: var(--header-transition);
}

.navLogo a:hover {
    transform: scale(1.05);
}

.navLogo img {
    height: 60px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
    transition: var(--header-transition);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.navLogo a:hover img {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.15));
}

/* Menu principal moderne */
.menuListWrapper {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.listItems {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.listItems li {
    position: relative;
}

.listItems li a {
    color: var(--header-text);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: var(--header-transition);
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.listItems li a:hover {
    color: var(--header-hover);
    background: rgba(37, 99, 235, 0.1);
    text-decoration: none;
    transform: translateY(-1px);
}

.listItems li a.active {
    color: var(--header-hover);
    background: rgba(37, 99, 235, 0.15);
}

/* Dropdown moderne */
.dropdown {
    position: relative;
}

.dropdown .btn {
    background: transparent;
    border: 2px solid rgba(37, 99, 235, 0.2);
    color: var(--header-text);
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: var(--header-transition);
}

.dropdown .btn:hover {
    background: rgba(37, 99, 235, 0.1);
    border-color: var(--header-hover);
    color: var(--header-hover);
    transform: translateY(-1px);
}

.dropdown .btn:focus {
    box-shadow: 0 0 0 0.25rem rgba(37, 99, 235, 0.25);
}

.dropdown-menu {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: var(--header-blur);
    -webkit-backdrop-filter: var(--header-blur);
    border: 1px solid var(--header-border);
    border-radius: 0.75rem;
    box-shadow: var(--header-shadow);
    padding: 0.5rem;
    margin-top: 0.5rem;
    min-width: 200px;
    animation: dropdownSlideIn 0.3s ease-out;
}

@keyframes dropdownSlideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dropdown-item {
    color: var(--header-text);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    transition: var(--header-transition);
    font-weight: 500;
}

.dropdown-item:hover {
    background: rgba(37, 99, 235, 0.1);
    color: var(--header-hover);
    transform: translateX(4px);
}

.dropdown-menu hr {
    margin: 0.5rem 0;
    border-color: var(--header-border);
}

/* Bouton Se connecter moderne */
.commonBtn {
    background: linear-gradient(135deg, var(--header-hover), #1d4ed8);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--header-transition);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    position: relative;
    overflow: hidden;
}

.commonBtn:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4);
    color: white;
}

.commonBtn:active {
    transform: translateY(0);
}

.commonBtn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.commonBtn:hover::before {
    left: 100%;
}

/* Hamburger menu moderne */
.hamburg {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: var(--header-transition);
}

.hamburg:hover {
    background: rgba(37, 99, 235, 0.2);
    transform: scale(1.05);
}

.hamburg span {
    color: var(--header-hover);
    font-size: 1.25rem;
    transition: var(--header-transition);
}

.hamburg:hover span {
    transform: rotate(90deg);
}

/* ========================================== */
/* OFFCANVAS MODERNE */
/* ========================================== */

.offcanvas {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: var(--header-blur);
    -webkit-backdrop-filter: var(--header-blur);
    border-left: 1px solid var(--header-border);
}

.offcanvas-header {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-bottom: 1px solid var(--header-border);
    padding: 1.5rem;
}

.offcanvas-header .navLogo img {
    height: 50px;
    width: auto;
    max-width: 150px;
}

.btn-close {
    background: rgba(37, 99, 235, 0.1);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    opacity: 1;
    transition: var(--header-transition);
}

.btn-close:hover {
    background: rgba(37, 99, 235, 0.2);
    transform: scale(1.1);
}

.offcanvas-body {
    padding: 2rem 1.5rem;
}

.offcanvas-body .listItems {
    flex-direction: column;
    gap: 1rem;
    align-items: stretch;
}

.offcanvas-body .listItems li {
    width: 100%;
}

.offcanvas-body .listItems li a {
    width: 100%;
    padding: 1rem;
    border-radius: 0.75rem;
    background: rgba(37, 99, 235, 0.05);
    border: 1px solid rgba(37, 99, 235, 0.1);
    transition: var(--header-transition);
}

.offcanvas-body .listItems li a:hover {
    background: rgba(37, 99, 235, 0.1);
    border-color: var(--header-hover);
    transform: translateX(8px);
}

.offcanvas-body .commonBtn {
    width: 100%;
    justify-content: center;
    margin-top: 1rem;
}

/* ========================================== */
/* RESPONSIVE DESIGN */
/* ========================================== */

@media (max-width: 992px) {
    .leftDiv {
        gap: 1rem;
    }
    
    .rightDiv {
        gap: 0.5rem;
    }
    
    .commonSpan {
        font-size: 0.75rem;
    }
    
    .commonSpan i {
        font-size: 0.75rem;
    }
    
    .menuListWrapper {
        gap: 1rem;
    }
    
    .listItems {
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    .topHeader {
        padding: 0.3rem 0;
        min-height: 2rem;
    }
    
    .divWrapper {
        min-height: 2rem;
    }
    
    .leftDiv {
        flex-direction: column;
        gap: 0.3rem;
        align-items: flex-start;
        height: auto;
    }
    
    .rightDiv {
        flex-direction: column;
        gap: 0.3rem;
        align-items: flex-end;
        height: auto;
    }
    
    .commonSpan {
        font-size: 0.7rem;
    }
    
    .commonSpan i {
        font-size: 0.7rem;
    }
    
    .rightDiv .commonSpan a {
        width: 24px;
        height: 24px;
    }
    
    .navbarWrapper {
        padding: 0.75rem 0;
    }
    
    .navLogo img {
        height: 50px;
    }
    
    .menuListWrapper {
        gap: 0.5rem;
    }
    
    .listItems {
        display: none;
    }
    
    .hamburg {
        display: flex;
    }
}

@media (max-width: 480px) {
    .topHeader {
        display: none;
    }
    
    .navbarWrapper {
        padding: 0.5rem 0;
    }
    
    .navLogo img {
        height: 45px;
    }
    
    .hamburg {
        width: 35px;
        height: 35px;
    }
    
    .hamburg span {
        font-size: 1rem;
    }
}

/* ========================================== */
/* ANIMATIONS ET EFFETS */
/* ========================================== */

/* Animation de scroll */
@keyframes headerScroll {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

.navbar.scrolled {
    animation: headerScroll 0.3s ease-out;
}

/* Effet de particules subtil */
.topHeader::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(37, 99, 235, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

/* Effet de brillance sur le logo */
.navLogo a::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.6s;
}

.navLogo a:hover::after {
    left: 100%;
}

/* ========================================== */
/* ACCESSIBILITÉ */
/* ========================================== */

/* Focus visible pour l'accessibilité */
.listItems li a:focus-visible,
.dropdown .btn:focus-visible,
.commonBtn:focus-visible,
.hamburg:focus-visible {
    outline: 2px solid var(--header-hover);
    outline-offset: 2px;
}

/* Support réduction mouvement */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .navbar.scrolled {
        animation: none;
    }
}

/* Support contraste élevé */
@media (prefers-contrast: high) {
    :root {
        --header-text: #000000;
        --header-text-light: #333333;
        --header-border: #000000;
    }
    
    .navbar {
        background: #ffffff;
        border-bottom: 2px solid #000000;
    }
    
    .topHeader {
        background: #f8f9fa;
        border-bottom: 2px solid #000000;
    }
}

/* ========================================== */
/* OPTIMISATIONS DE PERFORMANCE */
/* ========================================== */

.navbar,
.navLogo img,
.listItems li a,
.commonBtn {
    will-change: transform;
}

.topHeader::before,
.topHeader::after {
    will-change: transform;
}