/* ========================================================================
   MENÚ MODERNO - ADOPTAMASCOTA.ORG
   Mobile-First | Optimizado para Performance | 29/11/2025
======================================================================== */

/* Variables de diseño */
:root {
    --nav-bg: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    --nav-highlight: #ff8c42;
    --nav-text: #ecf0f1;
    --nav-text-hover: #fff;
    --nav-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --nav-hover-bg: rgba(255, 140, 66, 0.12);
    --nav-radius: 12px;
    --nav-transition: 0.25s ease;
}

/* ===== NAVBAR PRINCIPAL ===== */
.navbar {
    background: var(--nav-bg);
    box-shadow: var(--nav-shadow);
    padding: 0.4rem 1rem;
    border-bottom: 2px solid var(--nav-highlight);
    position: sticky;
    top: 0;
    z-index: 1030;
}

/* ===== LOGO/BRAND ===== */
.navbar-brand {
    color: var(--nav-text-hover);
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    transition: transform var(--nav-transition), background var(--nav-transition);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.75rem;
    border-radius: var(--nav-radius);
    background: rgba(255, 255, 255, 0.05);
}

.navbar-brand:hover {
    transform: scale(1.03);
    background: rgba(255, 140, 66, 0.15);
    color: var(--nav-text-hover);
}

.navbar-brand i {
    color: var(--nav-highlight);
    font-size: 1.5rem;
}

/* ===== TOGGLER (MOBILE) ===== */
.navbar-toggler {
    border: 2px solid var(--nav-highlight);
    border-radius: 10px;
    padding: 0.5rem 0.75rem;
    background: rgba(255, 140, 66, 0.1);
    transition: background var(--nav-transition), transform var(--nav-transition);
}

.navbar-toggler:hover,
.navbar-toggler:focus {
    background: rgba(255, 140, 66, 0.2);
    transform: scale(1.03);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 140, 66, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    width: 1.75rem;
    height: 1.75rem;
}

/* ===== NAVBAR COLLAPSE ===== */
.navbar-collapse {
    transition: opacity var(--nav-transition);
}

/* ===== NAV ITEMS ===== */
.navbar-nav {
    align-items: center;
    gap: 0.25rem;
}

.nav-link {
    color: var(--nav-text);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: var(--nav-radius);
    transition: color var(--nav-transition), background var(--nav-transition), transform var(--nav-transition);
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(255, 255, 255, 0.03);
}

.nav-link:hover,
.nav-link:focus {
    color: var(--nav-text-hover);
    background: var(--nav-hover-bg);
    transform: translateY(-2px);
}

.nav-link:active {
    transform: translateY(0);
}

/* Iconos */
.nav-link i {
    color: var(--nav-highlight);
    font-size: 1.1rem;
    transition: transform var(--nav-transition);
}

.nav-link:hover i {
    transform: scale(1.1);
}

/* ===== BADGES ===== */
.nav-link .badge {
    font-size: 0.65rem;
    padding: 0.3rem 0.45rem;
    border-radius: 10px;
    font-weight: 700;
}

/* ===== ITEM ESPECIAL: SALIR ===== */
.nav-link-salir {
    opacity: 0.8;
}

.nav-link-salir:hover {
    opacity: 1;
    background: rgba(231, 76, 60, 0.15);
}

/* ===== ESTADO ACTIVO ===== */
.nav-link.active {
    background: rgba(255, 140, 66, 0.18);
    border-left: 3px solid var(--nav-highlight);
}

/* ===== DROPDOWN MENU STYLES ===== */
.navbar .dropdown-menu,
.navbar .nav-item.dropdown .dropdown-menu {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%) !important;
    border: 2px solid var(--nav-highlight) !important;
    border-radius: var(--nav-radius);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4) !important;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
    min-width: 220px;
    position: absolute !important;
    z-index: 1050 !important;
}

/* Asegurar que el dropdown se muestre correctamente */
.navbar .dropdown-menu.show {
    display: block !important;
}

.navbar .dropdown-item,
.navbar .dropdown-menu .dropdown-item {
    color: var(--nav-text) !important;
    background: transparent !important;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.6rem 1.2rem;
    transition: all var(--nav-transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar .dropdown-item i {
    color: var(--nav-highlight);
    font-size: 1rem;
    transition: transform var(--nav-transition);
}

.navbar .dropdown-item:hover,
.navbar .dropdown-item:focus {
    background: var(--nav-hover-bg);
    color: var(--nav-text-hover);
    transform: translateX(5px);
}

.navbar .dropdown-item:hover i {
    transform: scale(1.15);
}

.navbar .dropdown-divider {
    border-color: rgba(255, 140, 66, 0.3);
    margin: 0.5rem 0;
}

/* Dropdown arrow/caret styling */
.navbar .dropdown-toggle::after {
    margin-left: 0.4rem;
    vertical-align: 0.15em;
    transition: transform var(--nav-transition);
}

.navbar .dropdown-toggle[aria-expanded="true"]::after {
    transform: rotate(180deg);
}

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

/* Mobile */
@media (max-width: 575.98px) {
    .navbar-collapse {
        background: linear-gradient(135deg, rgba(22, 33, 62, 0.98), rgba(26, 26, 46, 0.98));
        margin-top: 1rem;
        padding: 1rem;
        border-radius: 15px;
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    }

    .navbar-nav {
        gap: 0.5rem;
    }

    .nav-item {
        width: 100%;
    }

    .nav-link.active {
        border-left: none;
        border-bottom: 3px solid var(--nav-highlight);
    }
}

/* Tablet */
@media (min-width: 576px) {
    .navbar {
        padding: 0.75rem 1.5rem;
    }

    .navbar-brand {
        font-size: 1.5rem;
    }
}

/* Desktop */
@media (min-width: 768px) {
    .navbar-nav {
        gap: 0.4rem;
    }

    .nav-link {
        padding: 0.55rem 1rem;
    }
}

/* Large Desktop */
@media (min-width: 992px) {
    .navbar {
        padding: 0.5rem 2rem;
    }

    .nav-link {
        padding: 0.55rem 1.1rem;
        font-size: 0.92rem;
    }
}

/* XL */
@media (min-width: 1200px) {
    .navbar-nav {
        gap: 0.5rem;
    }

    .nav-link {
        padding: 0.6rem 1.2rem;
    }
}

/* Container */
.navbar .container-fluid {
    max-width: 1400px;
    margin: 0 auto;
}

/* ===== ACCESIBILIDAD ===== */
.nav-link:focus-visible {
    outline: 3px solid var(--nav-highlight);
    outline-offset: 3px;
}

.navbar-toggler:focus-visible {
    outline: 3px solid var(--nav-highlight);
    outline-offset: 2px;
}

/* ===== BADGE DE SOLICITUDES PENDIENTES ===== */
#badge-solicitudes-menu,
#badge-solicitudes-principal {
    display: none !important; /* Oculto por defecto */
    min-width: 20px;
    height: 20px;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.25rem 0.45rem;
    background: #dc3545 !important;
    color: #fff !important;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(220, 53, 69, 0.4);
    transition: all 0.3s ease;
}

/* Badge principal (junto al nombre usuario) más pequeño */
#badge-solicitudes-principal {
    min-width: 18px;
    height: 18px;
    font-size: 0.65rem;
    padding: 0.2rem 0.4rem;
    margin-left: 0.35rem;
}

/* Mostrar solo cuando hay solicitudes */
#badge-solicitudes-menu.has-requests,
#badge-solicitudes-principal.has-requests {
    display: inline-flex !important; /* Solo visible con .has-requests */
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 2px 8px rgba(220, 53, 69, 0.4);
    }
    50% {
        transform: scale(1.15);
        box-shadow: 0 4px 16px rgba(220, 53, 69, 0.7);
    }
}

/* Efecto glow en el enlace padre cuando hay solicitudes */
.dropdown-item.has-pending-requests {
    background: rgba(255, 140, 66, 0.08) !important;
    border-left: 3px solid var(--nav-highlight);
    font-weight: 600;
}

.dropdown-item.has-pending-requests:hover {
    background: rgba(255, 140, 66, 0.15) !important;
}

/* Responsive: Badge principal más visible en mobile */
@media (max-width: 576px) {
    #badge-solicitudes-principal {
        min-width: 20px;
        height: 20px;
        font-size: 0.7rem;
        padding: 0.25rem 0.45rem;
        margin-left: 0.5rem;
    }
    
    /* En mobile collapsed, mantener badge visible SOLO con has-requests */
    .navbar-collapse.show #badge-solicitudes-principal.has-requests,
    .navbar-collapse.collapsing #badge-solicitudes-principal.has-requests {
        display: inline-flex !important;
    }
}

/* ===== DARK MODE (FUTURO) ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --nav-bg: linear-gradient(135deg, #0d1117 0%, #161b22 100%);
    }
}