/* Menú de navegación principal */
.main-nav {
    background: #2C3E50;
    padding: 0;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.nav-container {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    text-decoration: none;
    color: white;
    font-weight: 700;
    font-size: 1.1em;
    transition: opacity 0.3s ease;
}

.nav-brand:hover {
    opacity: 0.9;
}

.nav-brand img {
    height: 36px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 5px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    padding: 16px 18px;
    font-size: 0.95em;
    font-weight: 500;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    color: white;
    border-bottom-color: #3498db;
    background: rgba(255, 255, 255, 0.05);
}

.nav-link-icon {
    font-size: 1.1em;
}

.nav-divider {
    width: 1px;
    height: 24px;
    background: rgba(255, 255, 255, 0.2);
    margin: 0 10px;
}

.nav-logout {
    color: rgba(255, 255, 255, 0.85);
    background: rgba(231, 76, 60, 0.8);
    border: none;
    padding: 10px 18px;
    font-size: 0.9em;
    font-weight: 600;
    cursor: pointer;
    border-radius: 5px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-logout:hover {
    background: #e74c3c;
    color: white;
}

/* Responsive */
@media (max-width: 900px) {
    .nav-container {
        flex-direction: column;
        padding: 10px 15px;
        gap: 10px;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0;
    }

    .nav-link {
        padding: 12px 14px;
        font-size: 0.9em;
    }

    .nav-divider {
        display: none;
    }

    .nav-brand {
        padding: 8px 0;
    }
}

@media (max-width: 500px) {
    .nav-link span:not(.nav-link-icon) {
        display: none;
    }

    .nav-link {
        padding: 12px;
    }

    .nav-link-icon {
        font-size: 1.3em;
    }

    .nav-logout span {
        display: none;
    }
}