/* ============================================
   SHARED HEADER - SIIL (Sistema Integral de Información del Litio)
   Estilos institucionales SENER/GobMX
   ============================================ */

:root {
    /* Colores Institucionales GobMX */
    --site-color-guinda: #9B2247;
    --site-color-verde: #1E5B4F;
    --site-color-dorado: #A57F2C;
    --site-color-gris: #98989A;
    --site-color-gris-claro: #E5E5E5;
    
    /* Colores Funcionales */
    --site-color-text: #333333;
    --site-color-text-muted: #6B7280;
    --site-color-bg: #FFFFFF;
    --site-color-bg-hover: #F9FAFB;
    
    /* Tipografía Institucional */
    --site-font-body: 'Noto Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Espaciado */
    --site-spacing-xs: 0.5rem;
    --site-spacing-sm: 1rem;
    --site-spacing-md: 1.5rem;
    --site-spacing-lg: 2rem;
    
    /* Bordes y Sombras */
    --site-radius-sm: 0.375rem;
    --site-radius-md: 0.5rem;
    --site-radius-lg: 0.75rem;
    --site-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --site-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --site-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* Container Principal */
.site-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--site-spacing-md);
    width: 100%;
}

/* Header Principal */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background-color: var(--site-color-bg);
    border-bottom: 3px solid var(--site-color-dorado);
    box-shadow: var(--site-shadow-md);
    transition: box-shadow 0.3s ease;
    font-family: var(--site-font-body);
}

.site-header.scrolled {
    box-shadow: var(--site-shadow-lg);
}

.site-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--site-spacing-md);
    padding: 1rem 0;
    min-height: 80px;
}

/* Sección de Logos */
.site-logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.site-logo-gob,
.site-logo-sener {
    height: 48px;
    width: auto;
    transition: transform 0.2s ease, filter 0.2s ease;
}

.site-logo-gob:hover,
.site-logo-sener:hover {
    transform: scale(1.05);
}

.site-logo-litio {
    height: 44px;
    width: auto;
    margin-left: 0.5rem;
    transition: transform 0.2s ease;
}

.site-logo-litio:hover {
    transform: scale(1.05);
}

/* Separador Visual entre logos */
.site-logo-separator {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--site-color-gris-claro), transparent);
    margin: 0 0.25rem;
}

/* Sección de Usuario */
.site-user-section {
    display: flex;
    align-items: center;
    gap: var(--site-spacing-md);
}

.site-user-info {
    text-align: right;
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    font-family: var(--site-font-body);
}

.site-user-name {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--site-color-text);
    line-height: 1.25;
    font-family: var(--site-font-body);
}

.site-user-role {
    display: block;
    font-size: 0.75rem;
    color: var(--site-color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    font-weight: 500;
    font-family: var(--site-font-body);
}

/* Botón de Logout */
.site-btn-logout {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background-color: transparent;
    border: 2px solid var(--site-color-guinda);
    color: var(--site-color-guinda);
    padding: 0.5rem 1rem;
    border-radius: var(--site-radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    font-family: var(--site-font-body);
}

.site-btn-logout:hover {
    background-color: var(--site-color-guinda);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: var(--site-shadow-md);
}

.site-btn-logout:active {
    transform: translateY(0);
}

.site-btn-logout i {
    font-size: 1rem;
}

/* Badge de notificaciones (opcional) */
.site-notification-badge {
    position: relative;
}

.site-notification-badge::after {
    content: '';
    position: absolute;
    top: -4px;
    right: -4px;
    width: 8px;
    height: 8px;
    background-color: #EF4444;
    border: 2px solid var(--site-color-bg);
    border-radius: 50%;
}

/* Responsive Design - Mobile First */
@media (max-width: 480px) {
    .site-logo-gob,
    .site-logo-sener {
        height: 36px;
    }

    .site-logo-litio {
        height: 32px;
    }

    .site-user-name {
        font-size: 0.8125rem;
    }

    .site-user-role {
        font-size: 0.6875rem;
    }

    .site-btn-logout span {
        display: none;
    }

    .site-btn-logout {
        padding: 0.5rem;
        min-width: 40px;
    }
}

@media (max-width: 768px) {
    .site-container {
        padding: 0 1rem;
    }

    .site-header-content {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
        padding: 0.75rem 0;
        min-height: auto;
    }

    .site-logo-section {
        justify-content: center;
        gap: 0.75rem;
    }

    .site-logo-gob,
    .site-logo-sener {
        height: 40px;
    }

    .site-logo-litio {
        height: 36px;
        margin-left: 0.25rem;
    }

    .site-logo-separator {
        height: 32px;
    }

    .site-user-section {
        width: 100%;
        justify-content: space-between;
        gap: 1rem;
    }

    .site-user-info {
        text-align: left;
        flex: 1;
    }

    .site-btn-logout {
        padding: 0.5rem 0.875rem;
        font-size: 0.8125rem;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .site-logo-litio {
        height: 40px;
    }
}

/* Animación de entrada */
@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.site-header {
    animation: slideDown 0.3s ease-out;
}