/* ====================================================
   MENU MODERNE - CSS MODULAIRE
   Fichier: menu/menu.css
   ==================================================== */

/* Variables CSS spécifiques au menu */
:root {
    --menu-primary: #667eea;
    --menu-secondary: #764ba2;
    --menu-white: #ffffff;
    --menu-white-trans: rgba(255, 255, 255, 0.15);
    --menu-white-hover: rgba(255, 255, 255, 0.25);
    --menu-white-active: rgba(255, 255, 255, 0.2);
    --menu-shadow: rgba(102, 126, 234, 0.3);
    --menu-shadow-hover: rgba(102, 126, 234, 0.4);
    --menu-border: rgba(255, 255, 255, 0.2);
    --menu-transition: all 0.3s ease;
    --menu-border-radius: 12px;
    --menu-height: 70px;
    --menu-mobile-height: 55px;
}

/* Espacement pour le menu fixe */
body {
    padding-top: var(--menu-height);
}

/* Container principal du menu fixe */
#menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: linear-gradient(135deg, var(--menu-primary) 0%, var(--menu-secondary) 100%);
    box-shadow: 0 4px 20px var(--menu-shadow);
    border-bottom: 1px solid var(--menu-border);
    transition: var(--menu-transition);
}

/* Navigation container */
#menu nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    position: relative;
    z-index: 1001;
}

/* Liste de navigation */
#menu nav ul {
    display: flex;
    justify-content: center;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 12px 0;
    gap: 8px;
    text-align: center;
    background: transparent;
}

/* Items de navigation - Menu fixe */
#menu nav li {
    display: inline-block;
    width: auto;
    min-width: 160px;
    height: 40px;
    padding: 0;
    margin: 0;
    background: var(--menu-white-trans);
    border-radius: var(--menu-border-radius);
    text-align: center;
    line-height: 40px;
    transition: var(--menu-transition);
    border: 1px solid var(--menu-border);
    position: relative;
    z-index: 1003;
    pointer-events: auto;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.2);
}

/* Hover - Menu fixe */
#menu nav li:hover {
    background: var(--menu-white-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px var(--menu-shadow);
}

/* Liens - Menu fixe (zone clickable complète) */
#menu nav li a {
    font-weight: 600;
    font-size: 14px;
    text-decoration: none;
    color: var(--menu-white);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--menu-border-radius);
    transition: var(--menu-transition);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1004;
    pointer-events: auto;
    cursor: pointer;
    width: 100%;
    height: 100%;
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

/* Hover des liens - Menu fixe */
#menu nav li a:hover {
    color: #f0f8ff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Page active - Menu fixe */
#menu nav li a.active {
    background: var(--menu-white-active);
    color: var(--menu-white);
    font-weight: 700;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Focus pour l'accessibilité */
#menu nav li a:focus {
    outline: 2px solid rgba(255, 255, 255, 0.8);
    outline-offset: 2px;
    background: var(--menu-white-active);
}

#menu nav li a:focus-visible {
    outline: 3px solid rgba(255, 255, 255, 0.9);
    outline-offset: 2px;
}

/* Effet de scroll pour plus de transparence */
#menu.scrolled {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.95) 0%, rgba(118, 75, 162, 0.95) 100%);
    box-shadow: 0 6px 25px var(--menu-shadow-hover);
}

/* Animation d'entrée */
@keyframes slideDownMenu {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

#menu {
    animation: slideDownMenu 0.5s ease-out;
}

/* Animation progressive des liens */
@keyframes fadeInUpLink {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

#menu nav li {
    animation: fadeInUpLink 0.5s ease-out;
    animation-fill-mode: both;
}

#menu nav li:nth-child(1) { animation-delay: 0.1s; }
#menu nav li:nth-child(2) { animation-delay: 0.2s; }
#menu nav li:nth-child(3) { animation-delay: 0.3s; }
#menu nav li:nth-child(4) { animation-delay: 0.4s; }

/* Animation ripple glassmorphism */
@keyframes glassRipple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Classes utilitaires pour les transitions */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-up {
    animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Classes d'état pour le menu */
#menu.menu-hidden {
    transform: translateY(-100%);
}

#menu.menu-transparent {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.8) 0%, rgba(118, 75, 162, 0.8) 100%);
}

/* Classe pour masquer à l'impression */
.noprint {
    /* Styles pour masquer le menu à l'impression */
}

@media print {
    .noprint {
        display: none !important;
    }
    
    body {
        padding-top: 0 !important;
    }
}

/* ====================================================
   RESPONSIVE MOBILE - MENU
   ==================================================== */

@media only screen and (max-width: 600px) {
    /* Espacement réduit sur mobile */
    body {
        padding-top: var(--menu-mobile-height);
    }
    
    /* Menu fixe - responsive */
    #menu nav ul {
        padding: 8px 0;
        gap: 4px;
    }
    
    #menu nav li {
        width: auto;
        min-width: 90px;
        height: 35px;
        line-height: 35px;
        background: var(--menu-white-active);
    }
    
    #menu nav li a {
        font-size: 12px;
        font-weight: 600;
        height: 35px;
        line-height: 35px;
    }
    
    /* Logique mobile - masquer les éléments sauf le premier */
    #menu nav li {
        display: none;
    }
    
    #menu nav li:first-child {
        display: inline-block;
        width: auto;
        min-width: 120px;
        background: var(--menu-white-hover);
    }
    
    #menu nav li.mobile-hidden {
        display: none !important;
    }
    
    #menu nav li:first-child {
        background: var(--menu-white-hover) !important;
        box-shadow: 0 4px 12px var(--menu-shadow) !important;
    }
}

/* Adaptation pour grands écrans */
@media (min-width: 1200px) {
    #menu nav {
        max-width: 1200px;
    }
    
    #menu nav li {
        min-width: 180px;
    }
}

@media (min-width: 1400px) {
    #menu nav {
        max-width: 1400px;
    }
    
    #menu nav li {
        min-width: 200px;
    }
}