/**
 * Header Navigation Dropdown (IDFM-style)
 *
 * Extracted from public/style.css lines 10430-10935.
 * No rule changes; order preserved.
 * Updated: 2026-01-24
 */

/* =========================================
 * NAVIGATION DROPDOWN IDFM-STYLE
 * ========================================= */

/* Navigation principale desktop */
.header-nav-main {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-left: 2rem;
}

.nav-dropdown {
    position: relative;
}

/* Keep hover active while moving from trigger to dropdown panel */
.nav-dropdown::after {
    content: '';
    position: absolute;
    top: 100%;
    left: -0.5rem;
    right: -0.5rem;
    height: 0.75rem;
}

.nav-dropdown-trigger {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-normal), color var(--transition-normal), transform var(--transition-fast), box-shadow var(--transition-normal);
    font-family: inherit;
}

.nav-dropdown-trigger:hover {
    background: var(--bg-secondary);
    color: var(--primary);
}

.nav-dropdown-trigger svg {
    transition: transform var(--transition-normal);
    opacity: 0.6;
}

.nav-dropdown:hover .nav-dropdown-trigger svg,
.nav-dropdown.is-open .nav-dropdown-trigger svg {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 0.25rem);
    left: 0;
    min-width: 220px;
    background: var(--bg-main);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.95);
    transform-origin: top left;
    transition: opacity var(--transition-normal), transform var(--transition-normal);
    z-index: 1200;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.is-open .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.nav-dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    transition: background-color var(--transition-normal), color var(--transition-quick), transform var(--transition-fast), box-shadow var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.nav-dropdown-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%) scaleY(0);
    transform-origin: center;
    width: 3px;
    height: 60%;
    background: var(--primary);
    border-radius: 0 2px 2px 0;
    transition: transform var(--transition-fast);
}

.nav-dropdown-item:hover {
    background: var(--pm-green-light);
    color: var(--primary);
    transform: translateX(4px);
}

.nav-dropdown-item:hover::before {
    transform: translateY(-50%) scaleY(1);
}

.nav-dropdown-item svg {
    color: var(--text-secondary);
    flex-shrink: 0;
}

.nav-dropdown-item:hover svg {
    color: var(--primary);
}

.nav-dropdown-item--disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.nav-badge {
    display: inline-flex;
    padding: 0.15rem 0.5rem;
    background: var(--primary);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    margin-left: auto;
}

/* Header nav right */
.header-nav-right {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-left: auto;
    height: 100%;
}

.header-nav-right .btn-icon-round {
    margin: 0;
}

/* Accessibility submenu controls */
.nav-dropdown-menu--accessibility {
    min-width: 280px;
    padding: 0.75rem;
}

/* Keep accessibility dropdown inside viewport when placed at the far right. */
.nav-dropdown--accessibility .nav-dropdown-menu {
    left: auto;
    right: 0;
    transform-origin: top right;
    max-width: min(320px, calc(100vw - 1rem));
    box-sizing: border-box;
}

.accessibility-menu-control {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.5rem 0.25rem;
}

.accessibility-menu-label {
    margin: 0;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.accessibility-switch {
    position: relative;
    display: inline-flex;
    width: 46px;
    height: 28px;
    cursor: pointer;
    flex-shrink: 0;
}

.accessibility-switch input {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.accessibility-switch-track {
    position: absolute;
    inset: 0;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.18);
    border: 1px solid rgba(15, 23, 42, 0.2);
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.accessibility-switch-thumb {
    position: absolute;
    top: 2px;
    left: 2px;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
    transition: transform var(--transition-normal);
}

.accessibility-switch input:checked + .accessibility-switch-track {
    background: var(--pm-green);
    border-color: var(--pm-green);
}

.accessibility-switch input:checked + .accessibility-switch-track .accessibility-switch-thumb {
    transform: translateX(18px);
}

.accessibility-switch input:focus-visible + .accessibility-switch-track {
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
}

.accessibility-font-group {
    border-top: 1px solid var(--border);
    margin-top: 0.25rem;
    padding-top: 0.65rem;
}

.accessibility-font-buttons {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.4rem;
    margin-top: 0.45rem;
}

.accessibility-font-btn {
    border: 1px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    min-height: 32px;
    font-size: 0.78rem;
    font-weight: 700;
    cursor: pointer;
    transition: border-color var(--transition-normal), background-color var(--transition-normal), color var(--transition-normal);
}

.accessibility-font-btn:hover {
    border-color: var(--pm-green);
    color: var(--pm-green);
}

.accessibility-font-btn.is-active {
    background: rgba(34, 197, 94, 0.12);
    border-color: rgba(34, 197, 94, 0.45);
    color: var(--pm-green);
}

.mobile-menu-items--accessibility {
    padding-right: 0.5rem;
}

.accessibility-menu-control--mobile {
    margin: 0.25rem 0.5rem;
    padding: 0.55rem 0.2rem;
}

.accessibility-font-group--mobile {
    margin: 0.35rem 0.5rem 0.25rem;
    padding-top: 0.55rem;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 8px;
    background: transparent;
    border: none;
    cursor: pointer;
    border-radius: var(--radius-md);
    order: -1; /* Mettre en premier sur mobile */
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: transform var(--transition-normal), opacity var(--transition-normal), background-color var(--transition-normal);
}

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

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

.mobile-menu-toggle.is-active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile menu */
.mobile-menu {
    position: absolute;
    top: 100%; /* Juste en dessous du header */
    left: 0;
    right: 0;
    max-height: calc(100vh - 56px - 20px); /* Hauteur max avec marge */
    background: var(--bg-main, #ffffff); /* Fond clair par defaut */
    border-top: 1px solid var(--border, #e2e8f0);
    border-radius: 0 0 var(--radius-card) var(--radius-card);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    padding: 0.75rem;
    overflow-y: auto;
    animation: slideInDown var(--motion-standard) var(--motion-ease) forwards;
    transform-origin: top center;
    z-index: 1100;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mobile-menu.hidden {
    display: none;
}

.mobile-menu-section {
    margin-bottom: 0.25rem;
    background: transparent;
    border-radius: var(--radius-md);
    padding: 0;
}

.mobile-menu-section:last-child {
    margin-bottom: 0;
}

.mobile-menu-section h4 {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary, #64748b);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0 0 0.75rem 0;
    padding-left: 0.5rem;
}

.mobile-menu-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 1rem 0.6rem 1.25rem;
    margin: 0.15rem 0.5rem 0.15rem 0.75rem;
    color: var(--text-primary, #0f172a) !important;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 450;
    letter-spacing: 0.01em;
    text-transform: none;
    transition: transform var(--transition-fast), background-color var(--transition-normal), color var(--transition-quick);
    position: relative;
    background: transparent;
}

/* Puce ronde - vert Périmap */
.mobile-menu-item::before {
    content: '';
    display: inline-block;
    width: 5px;
    height: 5px;
    min-width: 5px;
    background: var(--pm-green, #22c55e);
    opacity: 0.8;
    border-radius: 50%;
    transition: transform var(--transition-fast), opacity var(--transition-quick), background-color var(--transition-quick);
}

.mobile-menu-item:hover {
    background: var(--pm-green-light);
    color: var(--primary) !important;
    transform: translateX(4px);
}

.mobile-menu-item:hover::before {
    background: var(--primary);
    opacity: 1;
    transform: scale(1.3);
}

.mobile-menu-item:active {
    transform: scale(0.98);
}

.mobile-menu-item--disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* === CATÉGORIES DÉPLIABLES (ACCORDÉON) === */
.mobile-menu-category {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.9rem 1rem;
    margin-bottom: 0.35rem;
    background: transparent !important;
    border: none;
    border-left: 3px solid var(--pm-green, #22c55e);
    outline: none !important;
    box-shadow: none !important;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-primary, #0f172a) !important;
    opacity: 1 !important;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: background-color var(--transition-normal), color var(--transition-quick), transform var(--transition-fast), border-color var(--transition-quick);
    -webkit-tap-highlight-color: transparent;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    border-radius: var(--radius-md);
}

.mobile-menu-category *,
.mobile-menu-category span,
.mobile-menu-category svg {
    color: var(--text-primary, #0f172a) !important;
    stroke: var(--text-primary, #0f172a) !important;
    opacity: 1 !important;
    fill: none;
}

.mobile-menu-category:focus,
.mobile-menu-category:focus-visible,
.mobile-menu-category:focus-within,
button.mobile-menu-category:focus {
    outline: none !important;
    outline-width: 0 !important;
    box-shadow: none !important;
    -webkit-tap-highlight-color: transparent !important;
}

.mobile-menu-category:hover {
    background: rgba(34, 197, 94, 0.06) !important;
    border-left-color: var(--pm-green, #22c55e) !important;
    color: var(--text-primary, #0f172a) !important;
}

.mobile-menu-category:hover span,
.mobile-menu-category:hover svg {
    color: var(--text-primary, #0f172a) !important;
    stroke: var(--text-primary, #0f172a);
}

.mobile-menu-category[aria-expanded="true"] {
    background: rgba(34, 197, 94, 0.08) !important;
    border-left-color: var(--primary) !important;
}

.mobile-menu-category:active {
    transform: scale(0.98);
}

.mobile-menu-chevron {
    transition: transform var(--transition-normal);
    flex-shrink: 0;
    color: var(--text-primary, #0f172a);
}

.mobile-menu-category[aria-expanded="true"] .mobile-menu-chevron {
    transform: rotate(180deg);
}

/* Container des items - masqué par défaut */
.mobile-menu-items {
    max-height: 0;
    overflow: hidden;
    transition: opacity var(--transition-normal), transform var(--transition-fast);
    opacity: 0;
    transform: translateY(-4px);
    margin-left: 0.5rem;
    padding-left: 0.5rem;
    border-left: 1px solid rgba(34, 197, 94, 0.2);
}

.mobile-menu-items.is-expanded {
    max-height: 500px; /* Assez grand pour le contenu */
    opacity: 1;
    padding-top: 0.25rem;
    padding-bottom: 0.25rem;
    transition: opacity var(--transition-normal), transform var(--transition-fast);
    transform: translateY(0);
}

/* === BLOCAGE DU SCROLL === */
body.mobile-menu-open {
    overflow: hidden !important;
    position: fixed;
    width: 100%;
    height: 100%;
}

/* Dark mode */
body.dark-theme .nav-dropdown-menu {
    background: var(--bg-navy-medium);
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
}

body.dark-theme .mobile-menu {
    background: var(--bg-navy-medium);
    border-color: rgba(255, 255, 255, 0.08);
}

body.dark-theme .mobile-menu-category {
    color: #FFFFFF !important;
    border-left-color: var(--pm-green, #22c55e);
}

body.dark-theme .mobile-menu-category *,
body.dark-theme .mobile-menu-category span,
body.dark-theme .mobile-menu-category svg {
    color: #FFFFFF !important;
    stroke: #FFFFFF !important;
}

body.dark-theme .mobile-menu-chevron {
    color: #FFFFFF;
}

body.dark-theme .mobile-menu-section h4 {
    color: rgba(255, 255, 255, 0.7);
}

body.dark-theme .mobile-menu-category:hover {
    color: #FFFFFF !important;
    background: rgba(34, 197, 94, 0.08) !important;
}

body.dark-theme .mobile-menu-category[aria-expanded="true"] {
    background: rgba(34, 197, 94, 0.1) !important;
    border-left-color: var(--primary) !important;
}

body.dark-theme .mobile-menu-item {
    color: rgba(255, 255, 255, 0.9);
}

body.dark-theme .mobile-menu-item::before {
    background: var(--pm-green, #22c55e);
    opacity: 0.6;
}

body.dark-theme .mobile-menu-item:hover {
    background: rgba(34, 197, 94, 0.12);
    color: #FFFFFF;
}

body.dark-theme .mobile-menu-item:hover::before {
    background: var(--primary);
    opacity: 1;
}

body.dark-theme .mobile-menu-items {
    border-left-color: rgba(34, 197, 94, 0.25);
}

body.dark-theme .accessibility-menu-label {
    color: rgba(255, 255, 255, 0.92);
}

body.dark-theme .accessibility-switch-track {
    background: rgba(148, 163, 184, 0.25);
    border-color: rgba(148, 163, 184, 0.3);
}

body.dark-theme .accessibility-font-group {
    border-top-color: rgba(255, 255, 255, 0.1);
}

body.dark-theme .accessibility-font-btn {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.9);
}

body.dark-theme .accessibility-font-btn:hover,
body.dark-theme .accessibility-font-btn.is-active {
    border-color: rgba(34, 197, 94, 0.6);
    color: #7bf4ad;
}

/* Responsive */
@media (max-width: 900px) {
    .header-nav-main {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
        order: -1;
    }
    
    .header-content {
        justify-content: flex-start;
        gap: 0.5rem;
    }
    
    .logo {
        flex: 1;
    }
    
    .header-nav-right {
        margin-left: auto;
        order: 10;
        display: flex;
        align-items: center;
        justify-content: center;
        height: 56px;
    }
    
    .header-nav-right .btn-icon-round {
        width: 36px;
        height: 36px;
        font-size: 0.9rem;
        margin: auto 0;
    }
}

@media (min-width: 901px) {
    .mobile-menu {
        display: none !important;
    }
}